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212012201130 = 235375323315467
BaseRepresentation
bin1100010101110011101…
…0010111010010101010
3202021020111100201122120
43011130322113102222
511433200110414010
6241221433132110
721213600655362
oct3053472272252
9667214321576
10212012201130
1181a063a6754
123510a55a036
1316cb9b663b2
14a3935979a2
1557acd04e70
hex315ce974aa

212012201130 has 128 divisors (see below), whose sum is σ = 534761180928. Its totient is φ = 53735565312.

The previous prime is 212012201129. The next prime is 212012201161. The reversal of 212012201130 is 31102210212.

212012201130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13699657 + ... + 13715123.

It is an arithmetic number, because the mean of its divisors is an integer number (4177821726).

Almost surely, 2212012201130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212012201130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267380590464).

212012201130 is an abundant number, since it is smaller than the sum of its proper divisors (322748979798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212012201130 is a wasteful number, since it uses less digits than its factorization.

212012201130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15800.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 212012201130 its reverse (31102210212), we get a palindrome (243114411342).

The spelling of 212012201130 in words is "two hundred twelve billion, twelve million, two hundred one thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 37 53 74 106 111 159 185 222 233 265 318 370 466 530 555 699 795 1110 1165 1398 1590 1961 2330 3495 3922 5883 6990 8621 9805 11766 12349 15467 17242 19610 24698 25863 29415 30934 37047 43105 46401 51726 58830 61745 74094 77335 86210 92802 123490 129315 154670 185235 232005 258630 370470 456913 464010 572279 819751 913826 1144558 1370739 1639502 1716837 2284565 2459253 2741478 2861395 3433674 3603811 4098755 4569130 4918506 5722790 6853695 7207622 8197510 8584185 10811433 12296265 13707390 17168370 18019055 21622866 24592530 30330787 36038110 54057165 60661574 90992361 108114330 133341007 151653935 181984722 191001983 266682014 303307870 382003966 400023021 454961805 573005949 666705035 800046042 909923610 955009915 1146011898 1333410070 1910019830 2000115105 2865029745 4000230210 5730059490 7067073371 14134146742 21201220113 35335366855 42402440226 70670733710 106006100565 212012201130