22321303210397 has 2 divisors, whose sum is σ = 22321303210398. Its totient is φ = 22321303210396.

The previous prime is 22321303210309. The next prime is 22321303210403. The reversal of 22321303210397 is 79301230312322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20773595533636 + 1547707676761 = 4557806^2 + 1244069^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22321303210397 is a prime.

It is a super-3 number, since 3×22321303210397³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22321303210397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22321303216397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11160651605198 + 11160651605199.

It is an arithmetic number, because the mean of its divisors is an integer number (11160651605199).

Almost surely, 2^{22321303210397} is an apocalyptic number.

It is an amenable number.

22321303210397 is a deficient number, since it is larger than the sum of its proper divisors (1).

22321303210397 is an equidigital number, since it uses as much as digits as its factorization.

22321303210397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 38.

The spelling of 22321303210397 in words is "twenty-two trillion, three hundred twenty-one billion, three hundred three million, two hundred ten thousand, three hundred ninety-seven".