131132120200 has 24 divisors (see below), whose sum is σ = 304882179930. Its totient is φ = 52452848000.

The previous prime is 131132120177. The next prime is 131132120219. The reversal of 131132120200 is 2021231131.

It can be written as a sum of positive squares in 3 ways, for example, as 48221524836 + 82910595364 = 219594^2 + 287942^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 327830101 + ... + 327830500.

Almost surely, 2^131132120200 is an apocalyptic number.

131132120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131132120200 is an abundant number, since it is smaller than the sum of its proper divisors (173750059730).

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

131132120200 is a wasteful number, since it uses less digits than its factorization.

131132120200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655660617 (or 655660608 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 131132120200 its reverse (2021231131), we get a palindrome (133153351331).

The spelling of 131132120200 in words is "one hundred thirty-one billion, one hundred thirty-two million, one hundred twenty thousand, two hundred".