2321022318997 has 2 divisors, whose sum is σ = 2321022318998. Its totient is φ = 2321022318996.

The previous prime is 2321022318977. The next prime is 2321022319009. The reversal of 2321022318997 is 7998132201232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2313276734916 + 7745584081 = 1520946^2 + 88009^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2321022318997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2321022318997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2321022318907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160511159498 + 1160511159499.

It is an arithmetic number, because the mean of its divisors is an integer number (1160511159499).

Almost surely, 2^{2321022318997} is an apocalyptic number.

It is an amenable number.

2321022318997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321022318997 is an equidigital number, since it uses as much as digits as its factorization.

2321022318997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 2321022318997 in words is "two trillion, three hundred twenty-one billion, twenty-two million, three hundred eighteen thousand, nine hundred ninety-seven".