22122425501 has 32 divisors (see below), whose sum is σ = 25714547712. Its totient is φ = 18834914560.

The previous prime is 22122425489. The next prime is 22122425519. The reversal of 22122425501 is 10552422122.

It is not a de Polignac number, because 22122425501 - 2²² = 22118231197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122425201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2368226 + ... + 2377548.

It is an arithmetic number, because the mean of its divisors is an integer number (803579616).

Almost surely, 2^22122425501 is an apocalyptic number.

It is an amenable number.

22122425501 is a deficient number, since it is larger than the sum of its proper divisors (3592122211).

22122425501 is a wasteful number, since it uses less digits than its factorization.

22122425501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9553.

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 22122425501 its reverse (10552422122), we get a palindrome (32674847623).

The spelling of 22122425501 in words is "twenty-two billion, one hundred twenty-two million, four hundred twenty-five thousand, five hundred one".