103210311002031 has 48 divisors (see below), whose sum is σ = 153435920361984. Its totient is φ = 66821247706752.

The previous prime is 103210311002027. The next prime is 103210311002039. The reversal of 103210311002031 is 130200113012301.

103210311002031 is a `hidden beast` number, since 1 + 0 + 321 + 0 + 311 + 0 + 0 + 2 + 0 + 31 = 666.

It is not a de Polignac number, because 103210311002031 - 2² = 103210311002027 is a prime.

It is a super-2 number, since 2×103210311002031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103210311001995 and 103210311002013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103210311002039) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41328480 + ... + 43754586.

It is an arithmetic number, because the mean of its divisors is an integer number (3196581674208).

Almost surely, 2^{103210311002031} is an apocalyptic number.

103210311002031 is a deficient number, since it is larger than the sum of its proper divisors (50225609359953).

103210311002031 is a wasteful number, since it uses less digits than its factorization.

103210311002031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2426940 (or 2426937 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 103210311002031 its reverse (130200113012301), we get a palindrome (233410424014332).

The spelling of 103210311002031 in words is "one hundred three trillion, two hundred ten billion, three hundred eleven million, two thousand, thirty-one".