22123210220087 has 2 divisors, whose sum is σ = 22123210220088. Its totient is φ = 22123210220086.

The previous prime is 22123210220053. The next prime is 22123210220113. The reversal of 22123210220087 is 78002201232122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22123210220087 - 2¹⁸ = 22123209957943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22123210220687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11061605110043 + 11061605110044.

It is an arithmetic number, because the mean of its divisors is an integer number (11061605110044).

Almost surely, 2^{22123210220087} is an apocalyptic number.

22123210220087 is a deficient number, since it is larger than the sum of its proper divisors (1).

22123210220087 is an equidigital number, since it uses as much as digits as its factorization.

22123210220087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 32.

The spelling of 22123210220087 in words is "twenty-two trillion, one hundred twenty-three billion, two hundred ten million, two hundred twenty thousand, eighty-seven".