220552200997 has 2 divisors, whose sum is σ = 220552200998. Its totient is φ = 220552200996.

The previous prime is 220552200991. The next prime is 220552201043. The reversal of 220552200997 is 799002255022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 216826197316 + 3726003681 = 465646^2 + 61041^2 .

It is a cyclic number.

It is not a de Polignac number, because 220552200997 - 2²³ = 220543812389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220552200991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110276100498 + 110276100499.

It is an arithmetic number, because the mean of its divisors is an integer number (110276100499).

Almost surely, 2^220552200997 is an apocalyptic number.

It is an amenable number.

220552200997 is a deficient number, since it is larger than the sum of its proper divisors (1).

220552200997 is an equidigital number, since it uses as much as digits as its factorization.

220552200997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 220552200997 in words is "two hundred twenty billion, five hundred fifty-two million, two hundred thousand, nine hundred ninety-seven".