22500134401 has 4 divisors (see below), whose sum is σ = 22538465712. Its totient is φ = 22461803092.

The previous prime is 22500134383. The next prime is 22500134407. The reversal of 22500134401 is 10443100522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22500134401 - 2⁵ = 22500134369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22500134407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19164775 + ... + 19165948.

It is an arithmetic number, because the mean of its divisors is an integer number (5634616428).

Almost surely, 2^22500134401 is an apocalyptic number.

It is an amenable number.

22500134401 is a deficient number, since it is larger than the sum of its proper divisors (38331311).

22500134401 is an equidigital number, since it uses as much as digits as its factorization.

22500134401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38331310.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 22500134401 its reverse (10443100522), we get a palindrome (32943234923).

The spelling of 22500134401 in words is "twenty-two billion, five hundred million, one hundred thirty-four thousand, four hundred one".