131011122200 has 96 divisors (see below), whose sum is σ = 368592703200. Its totient is φ = 42275850240.

The previous prime is 131011122091. The next prime is 131011122233. The reversal of 131011122200 is 2221110131.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

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, 2728535 + ... + 2776134.

It is an arithmetic number, because the mean of its divisors is an integer number (3839507325).

Almost surely, 2^131011122200 is an apocalyptic number.

131011122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131011122200 is an abundant number, since it is smaller than the sum of its proper divisors (237581581000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131011122200 is a wasteful number, since it uses less digits than its factorization.

131011122200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5504709 (or 5504700 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 131011122200 its reverse (2221110131), we get a palindrome (133232232331).

The spelling of 131011122200 in words is "one hundred thirty-one billion, eleven million, one hundred twenty-two thousand, two hundred".