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212000002002 = 23331376733619
BaseRepresentation
bin1100010101110000101…
…1110100111111010010
3202021012122101221121000
43011130023310333102
511433134000031002
6241220315442430
721213362166405
oct3053413647722
9667178357530
10212000002002
11819aa524328
1235106456416
1316cb7484889
14a391addd3c
1557abbe561c
hex315c2f4fd2

212000002002 has 64 divisors (see below), whose sum is σ = 486451814400. Its totient is φ = 68366909520.

The previous prime is 212000001959. The next prime is 212000002079. The reversal of 212000002002 is 200200000212.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6289149 + ... + 6322767.

It is an arithmetic number, because the mean of its divisors is an integer number (7600809600).

Almost surely, 2212000002002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212000002002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243225907200).

212000002002 is an abundant number, since it is smaller than the sum of its proper divisors (274451812398).

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

212000002002 is a wasteful number, since it uses less digits than its factorization.

212000002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37428 (or 37422 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 212000002002 its reverse (200200000212), we get a palindrome (412200002214).

The spelling of 212000002002 in words is "two hundred twelve billion, two thousand, two".

Divisors: 1 2 3 6 9 18 27 31 54 62 93 186 279 558 837 1674 3767 7534 11301 22602 33619 33903 67238 67806 100857 101709 116777 201714 203418 233554 302571 350331 605142 700662 907713 1042189 1050993 1815426 2084378 2101986 3126567 3152979 6253134 6305958 9379701 18759402 28139103 56278206 126642773 253285546 379928319 759856638 1139784957 2279569914 3419354871 3925925963 6838709742 7851851926 11777777889 23555555778 35333333667 70666667334 106000001001 212000002002