31313000021102 has 8 divisors (see below), whose sum is σ = 46969535965536. Its totient is φ = 15656488032592.

The previous prime is 31313000021041. The next prime is 31313000021119. The reversal of 31313000021102 is 20112000031313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2255798 + ... + 8228889.

It is an arithmetic number, because the mean of its divisors is an integer number (5871191995692).

Almost surely, 2^{31313000021102} is an apocalyptic number.

31313000021102 is a deficient number, since it is larger than the sum of its proper divisors (15656535944434).

31313000021102 is a wasteful number, since it uses less digits than its factorization.

31313000021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11977962.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 31313000021102 its reverse (20112000031313), we get a palindrome (51425000052415).

The spelling of 31313000021102 in words is "thirty-one trillion, three hundred thirteen billion, twenty-one thousand, one hundred two".