22021112200993 has 2 divisors, whose sum is σ = 22021112200994. Its totient is φ = 22021112200992.

The previous prime is 22021112200981. The next prime is 22021112201047. The reversal of 22021112200993 is 39900221112022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11863422926224 + 10157689274769 = 3444332^2 + 3187113^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22021112200993 is a prime.

It is not a weakly prime, because it can be changed into another prime (22021112200933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010556100496 + 11010556100497.

It is an arithmetic number, because the mean of its divisors is an integer number (11010556100497).

Almost surely, 2^{22021112200993} is an apocalyptic number.

It is an amenable number.

22021112200993 is a deficient number, since it is larger than the sum of its proper divisors (1).

22021112200993 is an equidigital number, since it uses as much as digits as its factorization.

22021112200993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 22021112200993 in words is "twenty-two trillion, twenty-one billion, one hundred twelve million, two hundred thousand, nine hundred ninety-three".