23022301321 has 2 divisors, whose sum is σ = 23022301322. Its totient is φ = 23022301320.

The previous prime is 23022301303. The next prime is 23022301333. The reversal of 23022301321 is 12310322032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16786830096 + 6235471225 = 129564^2 + 78965^2 .

It is a cyclic number.

It is not a de Polignac number, because 23022301321 - 2⁷ = 23022301193 is a prime.

It is a super-2 number, since 2×23022301321² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23022301721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11511150660 + 11511150661.

It is an arithmetic number, because the mean of its divisors is an integer number (11511150661).

Almost surely, 2^23022301321 is an apocalyptic number.

It is an amenable number.

23022301321 is a deficient number, since it is larger than the sum of its proper divisors (1).

23022301321 is an equidigital number, since it uses as much as digits as its factorization.

23022301321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23022301321 its reverse (12310322032), we get a palindrome (35332623353).

The spelling of 23022301321 in words is "twenty-three billion, twenty-two million, three hundred one thousand, three hundred twenty-one".