131020113110 has 16 divisors (see below), whose sum is σ = 239066837856. Its totient is φ = 51690126528.

The previous prime is 131020113083. The next prime is 131020113121. The reversal of 131020113110 is 11311020131.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89739074 + ... + 89740533.

It is an arithmetic number, because the mean of its divisors is an integer number (14941677366).

Almost surely, 2^131020113110 is an apocalyptic number.

131020113110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131020113110 is a deficient number, since it is larger than the sum of its proper divisors (108046724746).

131020113110 is a wasteful number, since it uses less digits than its factorization.

131020113110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179479687.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 131020113110 its reverse (11311020131), we get a palindrome (142331133241).

The spelling of 131020113110 in words is "one hundred thirty-one billion, twenty million, one hundred thirteen thousand, one hundred ten".