31130113132210 has 32 divisors (see below), whose sum is σ = 56062074481920. Its totient is φ = 12445852918848.

The previous prime is 31130113132199. The next prime is 31130113132213. The reversal of 31130113132210 is 1223131103113.

It is not an unprimeable number, because it can be changed into a prime (31130113132213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226762771 + ... + 226900009.

It is an arithmetic number, because the mean of its divisors is an integer number (1751939827560).

Almost surely, 2^{31130113132210} is an apocalyptic number.

31130113132210 is a deficient number, since it is larger than the sum of its proper divisors (24931961349710).

31130113132210 is a wasteful number, since it uses less digits than its factorization.

31130113132210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148362.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 31130113132210 its reverse (1223131103113), we get a palindrome (32353244235323).

The spelling of 31130113132210 in words is "thirty-one trillion, one hundred thirty billion, one hundred thirteen million, one hundred thirty-two thousand, two hundred ten".