22021112929 has 2 divisors, whose sum is σ = 22021112930. Its totient is φ = 22021112928.

The previous prime is 22021112891. The next prime is 22021112933. The reversal of 22021112929 is 92921112022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16134080400 + 5887032529 = 127020^2 + 76727^2 .

It is a cyclic number.

It is not a de Polignac number, because 22021112929 - 2²⁷ = 21886895201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22021112929.

It is not a weakly prime, because it can be changed into another prime (22021112959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010556464 + 11010556465.

It is an arithmetic number, because the mean of its divisors is an integer number (11010556465).

Almost surely, 2^22021112929 is an apocalyptic number.

It is an amenable number.

22021112929 is a deficient number, since it is larger than the sum of its proper divisors (1).

22021112929 is an equidigital number, since it uses as much as digits as its factorization.

22021112929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 22021112929 in words is "twenty-two billion, twenty-one million, one hundred twelve thousand, nine hundred twenty-nine".