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13103212101210 = 23257111890795397
BaseRepresentation
bin1011111010101101010001…
…0011010111111001011010
31201101122200101021112000200
42332223110103113321122
53204140334244214320
643511311010043030
72521450545110430
oct276532423277132
951348611245020
1013103212101210
1141a204a6a3aa0
1215775a7279476
13740820ab275a
143342ad900d50
1517aca08b0290
hexbead44d7e5a

13103212101210 has 96 divisors (see below), whose sum is σ = 42474827820672. Its totient is φ = 2722745370240.

The previous prime is 13103212101197. The next prime is 13103212101227. The reversal of 13103212101210 is 1210121230131.

13103212101210 is a `hidden beast` number, since 1 + 3 + 10 + 321 + 210 + 121 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 945390769 + ... + 945404628.

It is an arithmetic number, because the mean of its divisors is an integer number (442446123132).

Almost surely, 213103212101210 is an apocalyptic number.

13103212101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13103212101210 is an abundant number, since it is smaller than the sum of its proper divisors (29371615719462).

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

13103212101210 is a wasteful number, since it uses less digits than its factorization.

13103212101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1890795428 (or 1890795425 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 13103212101210 its reverse (1210121230131), we get a palindrome (14313333331341).

The spelling of 13103212101210 in words is "thirteen trillion, one hundred three billion, two hundred twelve million, one hundred one thousand, two hundred ten".

Divisors: 1 2 3 5 6 7 9 10 11 14 15 18 21 22 30 33 35 42 45 55 63 66 70 77 90 99 105 110 126 154 165 198 210 231 315 330 385 462 495 630 693 770 990 1155 1386 2310 3465 6930 1890795397 3781590794 5672386191 9453976985 11344772382 13235567779 17017158573 18907953970 20798749367 26471135558 28361930955 34034317146 39706703337 41597498734 56723861910 62396248101 66177838895 79413406674 85085792865 103993746835 119120110011 124792496202 132355677790 145591245569 170171585730 187188744303 198533516685 207987493670 238240220022 291182491138 311981240505 374377488606 397067033370 436773736707 595600550055 623962481010 727956227845 873547473414 935943721515 1191201100110 1310321210121 1455912455690 1871887443030 2183868683535 2620642420242 4367737367070 6551606050605 13103212101210