22005104309131 has 2 divisors, whose sum is σ = 22005104309132. Its totient is φ = 22005104309130.

The previous prime is 22005104309119. The next prime is 22005104309137. The reversal of 22005104309131 is 13190340150022.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22005104309131 is a prime.

It is a super-2 number, since 2×22005104309131² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22005104309093 and 22005104309102.

It is not a weakly prime, because it can be changed into another prime (22005104309137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11002552154565 + 11002552154566.

It is an arithmetic number, because the mean of its divisors is an integer number (11002552154566).

Almost surely, 2^{22005104309131} is an apocalyptic number.

22005104309131 is a deficient number, since it is larger than the sum of its proper divisors (1).

22005104309131 is an equidigital number, since it uses as much as digits as its factorization.

22005104309131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

Adding to 22005104309131 its reverse (13190340150022), we get a palindrome (35195444459153).

The spelling of 22005104309131 in words is "twenty-two trillion, five billion, one hundred four million, three hundred nine thousand, one hundred thirty-one".