231011102032 has 20 divisors (see below), whose sum is σ = 454264370656. Its totient is φ = 113781587040.

The previous prime is 231011102017. The next prime is 231011102051. The reversal of 231011102032 is 230201110132.

231011102032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×231011102032² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 231011101997 and 231011102015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107746644 + ... + 107748787.

Almost surely, 2^231011102032 is an apocalyptic number.

It is an amenable number.

231011102032 is a deficient number, since it is larger than the sum of its proper divisors (223253268624).

231011102032 is a wasteful number, since it uses less digits than its factorization.

231011102032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215495506 (or 215495500 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 231011102032 its reverse (230201110132), we get a palindrome (461212212164).

The spelling of 231011102032 in words is "two hundred thirty-one billion, eleven million, one hundred two thousand, thirty-two".