204131311202 has 64 divisors (see below), whose sum is σ = 378824947200. Its totient is φ = 80334650880.

The previous prime is 204131311201. The next prime is 204131311231. The reversal of 204131311202 is 202113131402.

It is not an unprimeable number, because it can be changed into a prime (204131311201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37254299 + ... + 37259777.

It is an arithmetic number, because the mean of its divisors is an integer number (5919139800).

Almost surely, 2^204131311202 is an apocalyptic number.

204131311202 is a deficient number, since it is larger than the sum of its proper divisors (174693635998).

204131311202 is a wasteful number, since it uses less digits than its factorization.

204131311202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6531.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 204131311202 its reverse (202113131402), we get a palindrome (406244442604).

The spelling of 204131311202 in words is "two hundred four billion, one hundred thirty-one million, three hundred eleven thousand, two hundred two".