22323311100997 has 2 divisors, whose sum is σ = 22323311100998. Its totient is φ = 22323311100996.

The previous prime is 22323311100991. The next prime is 22323311101031. The reversal of 22323311100997 is 79900111332322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20475272051521 + 1848039049476 = 4524961^2 + 1359426^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22323311100997 is a prime.

It is a super-3 number, since 3×22323311100997³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22323311100991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11161655550498 + 11161655550499.

It is an arithmetic number, because the mean of its divisors is an integer number (11161655550499).

Almost surely, 2^{22323311100997} is an apocalyptic number.

It is an amenable number.

22323311100997 is a deficient number, since it is larger than the sum of its proper divisors (1).

22323311100997 is an equidigital number, since it uses as much as digits as its factorization.

22323311100997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122472, while the sum is 43.

The spelling of 22323311100997 in words is "twenty-two trillion, three hundred twenty-three billion, three hundred eleven million, one hundred thousand, nine hundred ninety-seven".