22411331321 has 2 divisors, whose sum is σ = 22411331322. Its totient is φ = 22411331320.

The previous prime is 22411331303. The next prime is 22411331333. The reversal of 22411331321 is 12313311422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19365505600 + 3045825721 = 139160^2 + 55189^2 .

It is a cyclic number.

It is not a de Polignac number, because 22411331321 - 2²⁶ = 22344222457 is a prime.

It is not a weakly prime, because it can be changed into another prime (22411331351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11205665660 + 11205665661.

It is an arithmetic number, because the mean of its divisors is an integer number (11205665661).

Almost surely, 2^22411331321 is an apocalyptic number.

It is an amenable number.

22411331321 is a deficient number, since it is larger than the sum of its proper divisors (1).

22411331321 is an equidigital number, since it uses as much as digits as its factorization.

22411331321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 23.

Adding to 22411331321 its reverse (12313311422), we get a palindrome (34724642743).

The spelling of 22411331321 in words is "twenty-two billion, four hundred eleven million, three hundred thirty-one thousand, three hundred twenty-one".