131100001301200 has 120 divisors (see below), whose sum is σ = 321348403385856. Its totient is φ = 51384202944000.

The previous prime is 131100001301167. The next prime is 131100001301221. The reversal of 131100001301200 is 2103100001131.

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, 3797536 + ... + 16631935.

Almost surely, 2^{131100001301200} is an apocalyptic number.

131100001301200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131100001301200 is an abundant number, since it is smaller than the sum of its proper divisors (190248402084656).

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

131100001301200 is a wasteful number, since it uses less digits than its factorization.

131100001301200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20429813 (or 20429802 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 131100001301200 its reverse (2103100001131), we get a palindrome (133203101302331).

The spelling of 131100001301200 in words is "one hundred thirty-one trillion, one hundred billion, one million, three hundred one thousand, two hundred".