22524520050121 has 4 divisors (see below), whose sum is σ = 22531444283332. Its totient is φ = 22517595816912.

The previous prime is 22524520050061. The next prime is 22524520050139. The reversal of 22524520050121 is 12105002542522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20254860291600 + 2269659758521 = 4500540^2 + 1506539^2 .

It is a cyclic number.

It is not a de Polignac number, because 22524520050121 - 2²⁵ = 22524486495689 is a prime.

It is a super-2 number, since 2×22524520050121² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22524520050181) 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, 3462111726 + ... + 3462118231.

It is an arithmetic number, because the mean of its divisors is an integer number (5632861070833).

Almost surely, 2^{22524520050121} is an apocalyptic number.

It is an amenable number.

22524520050121 is a deficient number, since it is larger than the sum of its proper divisors (6924233211).

22524520050121 is an equidigital number, since it uses as much as digits as its factorization.

22524520050121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6924233210.

The product of its (nonzero) digits is 16000, while the sum is 31.

Adding to 22524520050121 its reverse (12105002542522), we get a palindrome (34629522592643).

The spelling of 22524520050121 in words is "twenty-two trillion, five hundred twenty-four billion, five hundred twenty million, fifty thousand, one hundred twenty-one".