131320020202 has 16 divisors (see below), whose sum is σ = 230610768192. Its totient is φ = 54907325280.

The previous prime is 131320020157. The next prime is 131320020217. The reversal of 131320020202 is 202020023131.

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, 114389688 + ... + 114390835.

It is an arithmetic number, because the mean of its divisors is an integer number (14413173012).

Almost surely, 2^131320020202 is an apocalyptic number.

131320020202 is a deficient number, since it is larger than the sum of its proper divisors (99290747990).

131320020202 is a wasteful number, since it uses less digits than its factorization.

131320020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228780573.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 131320020202 its reverse (202020023131), we get a palindrome (333340043333).

The spelling of 131320020202 in words is "one hundred thirty-one billion, three hundred twenty million, twenty thousand, two hundred two".