204522110220653 has 2 divisors, whose sum is σ = 204522110220654. Its totient is φ = 204522110220652.

The previous prime is 204522110220619. The next prime is 204522110220661. The reversal of 204522110220653 is 356022011225402.

It is a happy number.

204522110220653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182251809004489 + 22270301216164 = 13500067^2 + 4719142^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204522110220653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204522110220553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102261055110326 + 102261055110327.

It is an arithmetic number, because the mean of its divisors is an integer number (102261055110327).

Almost surely, 2^{204522110220653} is an apocalyptic number.

It is an amenable number.

204522110220653 is a deficient number, since it is larger than the sum of its proper divisors (1).

204522110220653 is an equidigital number, since it uses as much as digits as its factorization.

204522110220653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 204522110220653 in words is "two hundred four trillion, five hundred twenty-two billion, one hundred ten million, two hundred twenty thousand, six hundred fifty-three".