22021922023 has 2 divisors, whose sum is σ = 22021922024. Its totient is φ = 22021922022.

The previous prime is 22021921973. The next prime is 22021922029. The reversal of 22021922023 is 32022912022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22021922023 - 2³³ = 13431987431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22021922029) 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, 11010961011 + 11010961012.

It is an arithmetic number, because the mean of its divisors is an integer number (11010961012).

Almost surely, 2^22021922023 is an apocalyptic number.

22021922023 is a deficient number, since it is larger than the sum of its proper divisors (1).

22021922023 is an equidigital number, since it uses as much as digits as its factorization.

22021922023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

It can be divided in two parts, 220219 and 22023, that added together give a palindrome (242242).

The spelling of 22021922023 in words is "twenty-two billion, twenty-one million, nine hundred twenty-two thousand, twenty-three".