31320200110 has 32 divisors (see below), whose sum is σ = 56502919872. Its totient is φ = 12499994880.

The previous prime is 31320200099. The next prime is 31320200137. The reversal of 31320200110 is 1100202313.

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 15 ways as a sum of consecutive naturals, for example, 11277042 + ... + 11279818.

It is an arithmetic number, because the mean of its divisors is an integer number (1765716246).

Almost surely, 2^31320200110 is an apocalyptic number.

31320200110 is a deficient number, since it is larger than the sum of its proper divisors (25182719762).

31320200110 is a wasteful number, since it uses less digits than its factorization.

31320200110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4908.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 31320200110 its reverse (1100202313), we get a palindrome (32420402423).

The spelling of 31320200110 in words is "thirty-one billion, three hundred twenty million, two hundred thousand, one hundred ten".