10322222120521 has 2 divisors, whose sum is σ = 10322222120522. Its totient is φ = 10322222120520.

The previous prime is 10322222120489. The next prime is 10322222120549. The reversal of 10322222120521 is 12502122222301.

10322222120521 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., 9522161640000 + 800060480521 = 3085800^2 + 894461^2 .

It is a cyclic number.

It is not a de Polignac number, because 10322222120521 - 2⁵ = 10322222120489 is a prime.

It is a super-2 number, since 2×10322222120521² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10322220120521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5161111060260 + 5161111060261.

It is an arithmetic number, because the mean of its divisors is an integer number (5161111060261).

Almost surely, 2^{10322222120521} is an apocalyptic number.

It is an amenable number.

10322222120521 is a deficient number, since it is larger than the sum of its proper divisors (1).

10322222120521 is an equidigital number, since it uses as much as digits as its factorization.

10322222120521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 10322222120521 its reverse (12502122222301), we get a palindrome (22824344342822).

The spelling of 10322222120521 in words is "ten trillion, three hundred twenty-two billion, two hundred twenty-two million, one hundred twenty thousand, five hundred twenty-one".