22111102120993 has 2 divisors, whose sum is σ = 22111102120994. Its totient is φ = 22111102120992.

The previous prime is 22111102120973. The next prime is 22111102121039. The reversal of 22111102120993 is 39902120111122.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14829831306304 + 7281270814689 = 3850952^2 + 2698383^2 .

It is a cyclic number.

It is not a de Polignac number, because 22111102120993 - 2²¹ = 22111100023841 is a prime.

It is a super-2 number, since 2×22111102120993² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22111102120973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055551060496 + 11055551060497.

It is an arithmetic number, because the mean of its divisors is an integer number (11055551060497).

Almost surely, 2^{22111102120993} is an apocalyptic number.

It is an amenable number.

22111102120993 is a deficient number, since it is larger than the sum of its proper divisors (1).

22111102120993 is an equidigital number, since it uses as much as digits as its factorization.

22111102120993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 34.

The spelling of 22111102120993 in words is "twenty-two trillion, one hundred eleven billion, one hundred two million, one hundred twenty thousand, nine hundred ninety-three".