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210012310200231 = 32711734151343379
BaseRepresentation
bin101111110000000101001101…
…001001011101111110100111
31000112120222110222200021110200
4233300011031021131332213
5210011320202402401411
62022354153504521543
762143613552650530
oct5760051511357647
91015528428607420
10210012310200231
1160a097a2109a70
121b6799619202b3
1390250ca90b746
1439c0915a3b687
151942d7eac8e56
hexbf014d25dfa7

210012310200231 has 48 divisors (see below), whose sum is σ = 383384863829760. Its totient is φ = 107602820357760.

The previous prime is 210012310200149. The next prime is 210012310200289. The reversal of 210012310200231 is 132002013210012.

210012310200231 is a `hidden beast` number, since 2 + 1 + 0 + 0 + 1 + 231 + 0 + 200 + 231 = 666.

It is not a de Polignac number, because 210012310200231 - 219 = 210012309675943 is a prime.

It is a super-2 number, since 2×2100123102002312 (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210012310200631) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2075621101 + ... + 2075722278.

It is an arithmetic number, because the mean of its divisors is an integer number (7987184663120).

Almost surely, 2210012310200231 is an apocalyptic number.

210012310200231 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

210012310200231 is a deficient number, since it is larger than the sum of its proper divisors (173372553629529).

210012310200231 is a wasteful number, since it uses less digits than its factorization.

210012310200231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4151343476 (or 4151343473 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 210012310200231 its reverse (132002013210012), we get a palindrome (342014323410243).

The spelling of 210012310200231 in words is "two hundred ten trillion, twelve billion, three hundred ten million, two hundred thousand, two hundred thirty-one".

Divisors: 1 3 7 9 11 21 33 63 73 77 99 219 231 511 657 693 803 1533 2409 4599 5621 7227 16863 50589 4151343379 12454030137 29059403653 37362090411 45664777169 87178210959 136994331507 261534632877 303048066667 319653440183 410982994521 909144200001 958960320549 2121336466669 2727432600003 2876880961647 3333528733337 6364009400007 10000586200011 19092028200021 23334701133359 30001758600033 70004103400077 210012310200231