101245625631 has 6 divisors (see below), whose sum is σ = 146243681480. Its totient is φ = 67497083748.

The previous prime is 101245625549. The next prime is 101245625639. The reversal of 101245625631 is 136526542101.

101245625631 is a `hidden beast` number, since 1 + 0 + 1 + 24 + 5 + 625 + 6 + 3 + 1 = 666.

It is not a de Polignac number, because 101245625631 - 2¹⁰ = 101245624607 is a prime.

It is a super-2 number, since 2×101245625631² (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 (101245625639) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5624756971 + ... + 5624756988.

Almost surely, 2^101245625631 is an apocalyptic number.

101245625631 is a deficient number, since it is larger than the sum of its proper divisors (44998055849).

101245625631 is a wasteful number, since it uses less digits than its factorization.

101245625631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11249513965 (or 11249513962 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 101245625631 in words is "one hundred one billion, two hundred forty-five million, six hundred twenty-five thousand, six hundred thirty-one".