22131013321379 has 2 divisors, whose sum is σ = 22131013321380. Its totient is φ = 22131013321378.

The previous prime is 22131013321199. The next prime is 22131013321381. The reversal of 22131013321379 is 97312331013122.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22131013321379 is a prime.

It is a Sophie Germain prime.

Together with 22131013321381, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22131013323379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11065506660689 + 11065506660690.

It is an arithmetic number, because the mean of its divisors is an integer number (11065506660690).

Almost surely, 2^{22131013321379} is an apocalyptic number.

22131013321379 is a deficient number, since it is larger than the sum of its proper divisors (1).

22131013321379 is an equidigital number, since it uses as much as digits as its factorization.

22131013321379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 38.

The spelling of 22131013321379 in words is "twenty-two trillion, one hundred thirty-one billion, thirteen million, three hundred twenty-one thousand, three hundred seventy-nine".