12213200200997 has 2 divisors, whose sum is σ = 12213200200998. Its totient is φ = 12213200200996.

The previous prime is 12213200200913. The next prime is 12213200201017. The reversal of 12213200200997 is 79900200231221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10783611713281 + 1429588487716 = 3283841^2 + 1195654^2 .

It is a cyclic number.

It is not a de Polignac number, because 12213200200997 - 2²⁶ = 12213133092133 is a prime.

It is a super-2 number, since 2×12213200200997² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12213200200997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12213200200897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106600100498 + 6106600100499.

It is an arithmetic number, because the mean of its divisors is an integer number (6106600100499).

Almost surely, 2^{12213200200997} is an apocalyptic number.

It is an amenable number.

12213200200997 is a deficient number, since it is larger than the sum of its proper divisors (1).

12213200200997 is an equidigital number, since it uses as much as digits as its factorization.

12213200200997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 38.

The spelling of 12213200200997 in words is "twelve trillion, two hundred thirteen billion, two hundred million, two hundred thousand, nine hundred ninety-seven".