22022120100997 has 2 divisors, whose sum is σ = 22022120100998. Its totient is φ = 22022120100996.

The previous prime is 22022120100943. The next prime is 22022120101027. The reversal of 22022120100997 is 79900102122022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21643346322081 + 378773778916 = 4652241^2 + 615446^2 .

It is a cyclic number.

It is not a de Polignac number, because 22022120100997 - 2¹⁵ = 22022120068229 is a prime.

It is a super-2 number, since 2×22022120100997² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22022120100397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11011060050498 + 11011060050499.

It is an arithmetic number, because the mean of its divisors is an integer number (11011060050499).

Almost surely, 2^{22022120100997} is an apocalyptic number.

It is an amenable number.

22022120100997 is a deficient number, since it is larger than the sum of its proper divisors (1).

22022120100997 is an equidigital number, since it uses as much as digits as its factorization.

22022120100997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 22022120100997 in words is "twenty-two trillion, twenty-two billion, one hundred twenty million, one hundred thousand, nine hundred ninety-seven".