22541005120 has 28 divisors (see below), whose sum is σ = 53675769204. Its totient is φ = 9016401920.

The previous prime is 22541005013. The next prime is 22541005121. The reversal of 22541005120 is 2150014522.

It can be written as a sum of positive squares in 2 ways, for example, as 8052549696 + 14488455424 = 89736^2 + 120368^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22541005091 and 22541005100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22541005121) 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, 35220001 + ... + 35220640.

Almost surely, 2^22541005120 is an apocalyptic number.

22541005120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22541005120 is an abundant number, since it is smaller than the sum of its proper divisors (31134764084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22541005120 is an equidigital number, since it uses as much as digits as its factorization.

22541005120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70440658 (or 70440648 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 22541005120 its reverse (2150014522), we get a palindrome (24691019642).

The spelling of 22541005120 in words is "twenty-two billion, five hundred forty-one million, five thousand, one hundred twenty".