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100210313231 = 7531289209549
BaseRepresentation
bin101110101010100000…
…0000000100000001111
3100120122211101100202122
41131111000000200033
53120212320010411
6114011434443155
710145206415420
oct1352500004017
9316584340678
10100210313231
1139554122596
12175082934bb
1395b0268042
144bc8d69647
15291792e9db
hex175500080f

100210313231 has 16 divisors (see below), whose sum is σ = 116778024000. Its totient is φ = 84208121088.

The previous prime is 100210313207. The next prime is 100210313233. The reversal of 100210313231 is 132313012001.

It is not a de Polignac number, because 100210313231 - 26 = 100210313167 is a prime.

It is a super-2 number, since 2×1002103132312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100210313233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 373445 + ... + 582993.

It is an arithmetic number, because the mean of its divisors is an integer number (7298626500).

Almost surely, 2100210313231 is an apocalyptic number.

100210313231 is a deficient number, since it is larger than the sum of its proper divisors (16567710769).

100210313231 is a wasteful number, since it uses less digits than its factorization.

100210313231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210898.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 100210313231 its reverse (132313012001), we get a palindrome (232523325232).

The spelling of 100210313231 in words is "one hundred billion, two hundred ten million, three hundred thirteen thousand, two hundred thirty-one".

Divisors: 1 7 53 371 1289 9023 68317 209549 478219 1466843 11106097 77742679 270108661 1890760627 14315759033 100210313231