131224031203204 has 24 divisors (see below), whose sum is σ = 243519379598880. Its totient is φ = 61658778900096.

The previous prime is 131224031203183. The next prime is 131224031203319. The reversal of 131224031203204 is 402302130422131.

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, 1464116922 + ... + 1464206545.

It is an arithmetic number, because the mean of its divisors is an integer number (10146640816620).

Almost surely, 2^{131224031203204} is an apocalyptic number.

It is an amenable number.

131224031203204 is a deficient number, since it is larger than the sum of its proper divisors (112295348395676).

131224031203204 is a wasteful number, since it uses less digits than its factorization.

131224031203204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2928324147 (or 2928324145 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 131224031203204 its reverse (402302130422131), we get a palindrome (533526161625335).

The spelling of 131224031203204 in words is "one hundred thirty-one trillion, two hundred twenty-four billion, thirty-one million, two hundred three thousand, two hundred four".