100302320312131 has 12 divisors (see below), whose sum is σ = 116701494044520. Its totient is φ = 85956260261760.

The previous prime is 100302320312123. The next prime is 100302320312137. The reversal of 100302320312131 is 131213023203001.

It is not a de Polignac number, because 100302320312131 - 2³ = 100302320312123 is a prime.

It is a super-2 number, since 2×100302320312131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100302320312137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 204003726 + ... + 204494803.

It is an arithmetic number, because the mean of its divisors is an integer number (9725124503710).

Almost surely, 2^{100302320312131} is an apocalyptic number.

100302320312131 is a deficient number, since it is larger than the sum of its proper divisors (16399173732389).

100302320312131 is an equidigital number, since it uses as much as digits as its factorization.

100302320312131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408503554 (or 408503547 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 100302320312131 its reverse (131213023203001), we get a palindrome (231515343515132).

The spelling of 100302320312131 in words is "one hundred trillion, three hundred two billion, three hundred twenty million, three hundred twelve thousand, one hundred thirty-one".