22002022891931 has 2 divisors, whose sum is σ = 22002022891932. Its totient is φ = 22002022891930.

The previous prime is 22002022891909. The next prime is 22002022891963. The reversal of 22002022891931 is 13919822020022.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22002022891931 is a prime.

It is a super-2 number, since 2×22002022891931² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22002022821931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11001011445965 + 11001011445966.

It is an arithmetic number, because the mean of its divisors is an integer number (11001011445966).

Almost surely, 2^{22002022891931} is an apocalyptic number.

22002022891931 is a deficient number, since it is larger than the sum of its proper divisors (1).

22002022891931 is an equidigital number, since it uses as much as digits as its factorization.

22002022891931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 22002022891931 in words is "twenty-two trillion, two billion, twenty-two million, eight hundred ninety-one thousand, nine hundred thirty-one".