21102222938059 has 2 divisors, whose sum is σ = 21102222938060. Its totient is φ = 21102222938058.

The previous prime is 21102222938009. The next prime is 21102222938141. The reversal of 21102222938059 is 95083922220112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21102222938059 - 2¹³ = 21102222929867 is a prime.

It is not a weakly prime, because it can be changed into another prime (21102222938009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10551111469029 + 10551111469030.

It is an arithmetic number, because the mean of its divisors is an integer number (10551111469030).

Almost surely, 2^{21102222938059} is an apocalyptic number.

21102222938059 is a deficient number, since it is larger than the sum of its proper divisors (1).

21102222938059 is an equidigital number, since it uses as much as digits as its factorization.

21102222938059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 21102222938059 in words is "twenty-one trillion, one hundred two billion, two hundred twenty-two million, nine hundred thirty-eight thousand, fifty-nine".