235012622131 has 32 divisors (see below), whose sum is σ = 277651731456. Its totient is φ = 194745600000.

The previous prime is 235012622123. The next prime is 235012622153. The reversal of 235012622131 is 131226210532.

It is not a de Polignac number, because 235012622131 - 2³ = 235012622123 is a prime.

It is a super-2 number, since 2×235012622131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 235012622131.

It is not an unprimeable number, because it can be changed into a prime (235012622431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12762531 + ... + 12780931.

It is an arithmetic number, because the mean of its divisors is an integer number (8676616608).

Almost surely, 2^235012622131 is an apocalyptic number.

235012622131 is a deficient number, since it is larger than the sum of its proper divisors (42639109325).

235012622131 is a wasteful number, since it uses less digits than its factorization.

235012622131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18883.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 235012622131 its reverse (131226210532), we get a palindrome (366238832663).

The spelling of 235012622131 in words is "two hundred thirty-five billion, twelve million, six hundred twenty-two thousand, one hundred thirty-one".