22401166013 has 2 divisors, whose sum is σ = 22401166014. Its totient is φ = 22401166012.

The previous prime is 22401165979. The next prime is 22401166027. The reversal of 22401166013 is 31066110422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21187131364 + 1214034649 = 145558^2 + 34843^2 .

It is a cyclic number.

It is not a de Polignac number, because 22401166013 - 2⁶ = 22401165949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22401166813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11200583006 + 11200583007.

It is an arithmetic number, because the mean of its divisors is an integer number (11200583007).

Almost surely, 2^22401166013 is an apocalyptic number.

It is an amenable number.

22401166013 is a deficient number, since it is larger than the sum of its proper divisors (1).

22401166013 is an equidigital number, since it uses as much as digits as its factorization.

22401166013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 22401166013 its reverse (31066110422), we get a palindrome (53467276435).

The spelling of 22401166013 in words is "twenty-two billion, four hundred one million, one hundred sixty-six thousand, thirteen".