202221110202239 has 2 divisors, whose sum is σ = 202221110202240. Its totient is φ = 202221110202238.

The previous prime is 202221110202179. The next prime is 202221110202247. The reversal of 202221110202239 is 932202011122202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202221110202239 is a prime.

It is a super-2 number, since 2×202221110202239² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202221110262239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101110555101119 + 101110555101120.

It is an arithmetic number, because the mean of its divisors is an integer number (101110555101120).

Almost surely, 2^{202221110202239} is an apocalyptic number.

202221110202239 is a deficient number, since it is larger than the sum of its proper divisors (1).

202221110202239 is an equidigital number, since it uses as much as digits as its factorization.

202221110202239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 202221110202239 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred ten million, two hundred two thousand, two hundred thirty-nine".