31021030000202 has 48 divisors (see below), whose sum is σ = 52113500149536. Its totient is φ = 13833828808800.

The previous prime is 31021030000187. The next prime is 31021030000211. The reversal of 31021030000202 is 20200003012013.

It is a happy number.

It is a super-2 number, since 2×31021030000202² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 455173493 + ... + 455241639.

It is an arithmetic number, because the mean of its divisors is an integer number (1085697919782).

Almost surely, 2^{31021030000202} is an apocalyptic number.

31021030000202 is a deficient number, since it is larger than the sum of its proper divisors (21092470149334).

31021030000202 is a wasteful number, since it uses less digits than its factorization.

31021030000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103715 (or 103704 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 31021030000202 its reverse (20200003012013), we get a palindrome (51221033012215).

The spelling of 31021030000202 in words is "thirty-one trillion, twenty-one billion, thirty million, two hundred two", and thus it is an aban number.