22222100023 has 2 divisors, whose sum is σ = 22222100024. Its totient is φ = 22222100022.

The previous prime is 22222099937. The next prime is 22222100027. The reversal of 22222100023 is 32000122222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22222100023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22222100027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11111050011 + 11111050012.

It is an arithmetic number, because the mean of its divisors is an integer number (11111050012).

Almost surely, 2^22222100023 is an apocalyptic number.

22222100023 is a deficient number, since it is larger than the sum of its proper divisors (1).

22222100023 is an equidigital number, since it uses as much as digits as its factorization.

22222100023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 22222100023 its reverse (32000122222), we get a palindrome (54222222245).

The spelling of 22222100023 in words is "twenty-two billion, two hundred twenty-two million, one hundred thousand, twenty-three".