22400810401 has 2 divisors, whose sum is σ = 22400810402. Its totient is φ = 22400810400.

The previous prime is 22400810329. The next prime is 22400810429. The reversal of 22400810401 is 10401800422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19417029025 + 2983781376 = 139345^2 + 54624^2 .

It is a cyclic number.

It is not a de Polignac number, because 22400810401 - 2⁹ = 22400809889 is a prime.

It is not a weakly prime, because it can be changed into another prime (22400811401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11200405200 + 11200405201.

It is an arithmetic number, because the mean of its divisors is an integer number (11200405201).

Almost surely, 2^22400810401 is an apocalyptic number.

It is an amenable number.

22400810401 is a deficient number, since it is larger than the sum of its proper divisors (1).

22400810401 is an equidigital number, since it uses as much as digits as its factorization.

22400810401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 512, while the sum is 22.

The spelling of 22400810401 in words is "twenty-two billion, four hundred million, eight hundred ten thousand, four hundred one".