22010121010177 has 2 divisors, whose sum is σ = 22010121010178. Its totient is φ = 22010121010176.

The previous prime is 22010121010123. The next prime is 22010121010223. The reversal of 22010121010177 is 77101012101022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21899114763201 + 111006246976 = 4679649^2 + 333176^2 .

It is a cyclic number.

It is not a de Polignac number, because 22010121010177 - 2⁷ = 22010121010049 is a prime.

It is not a weakly prime, because it can be changed into another prime (22010121010777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005060505088 + 11005060505089.

It is an arithmetic number, because the mean of its divisors is an integer number (11005060505089).

Almost surely, 2^{22010121010177} is an apocalyptic number.

It is an amenable number.

22010121010177 is a deficient number, since it is larger than the sum of its proper divisors (1).

22010121010177 is an equidigital number, since it uses as much as digits as its factorization.

22010121010177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 392, while the sum is 25.

Adding to 22010121010177 its reverse (77101012101022), we get a palindrome (99111133111199).

The spelling of 22010121010177 in words is "twenty-two trillion, ten billion, one hundred twenty-one million, ten thousand, one hundred seventy-seven".