22301991923 has 2 divisors, whose sum is σ = 22301991924. Its totient is φ = 22301991922.

The previous prime is 22301991911. The next prime is 22301991941. The reversal of 22301991923 is 32919910322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22301991923 - 2¹⁰ = 22301990899 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (22301991623) 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, 11150995961 + 11150995962.

It is an arithmetic number, because the mean of its divisors is an integer number (11150995962).

Almost surely, 2^22301991923 is an apocalyptic number.

22301991923 is a deficient number, since it is larger than the sum of its proper divisors (1).

22301991923 is an equidigital number, since it uses as much as digits as its factorization.

22301991923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 41.

The spelling of 22301991923 in words is "twenty-two billion, three hundred one million, nine hundred ninety-one thousand, nine hundred twenty-three".