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10112330231 = 31326204201
BaseRepresentation
bin10010110101011110…
…11110100111110111
3222002202010121020022
421122233132213313
5131202224031411
64351234155355
7505410250223
oct113257364767
928082117208
1010112330231
11431a168413
121b62722b5b
13c5205a373
146bd043783
153e2b9aedb
hex25abde9f7

10112330231 has 4 divisors (see below), whose sum is σ = 10438534464. Its totient is φ = 9786126000.

The previous prime is 10112330227. The next prime is 10112330237. The reversal of 10112330231 is 13203321101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13203321101 = 16779061803.

It is a cyclic number.

It is not a de Polignac number, because 10112330231 - 22 = 10112330227 is a prime.

It is a super-2 number, since 2×101123302312 (a number of 21 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 (10112330237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163102070 + ... + 163102131.

It is an arithmetic number, because the mean of its divisors is an integer number (2609633616).

Almost surely, 210112330231 is an apocalyptic number.

10112330231 is a deficient number, since it is larger than the sum of its proper divisors (326204233).

10112330231 is an equidigital number, since it uses as much as digits as its factorization.

10112330231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326204232.

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

Adding to 10112330231 its reverse (13203321101), we get a palindrome (23315651332).

The spelling of 10112330231 in words is "ten billion, one hundred twelve million, three hundred thirty thousand, two hundred thirty-one".

Divisors: 1 31 326204201 10112330231