22541200121 has 16 divisors (see below), whose sum is σ = 24766819200. Its totient is φ = 20345136000.

The previous prime is 22541200093. The next prime is 22541200153. The reversal of 22541200121 is 12100214522.

It is not a de Polignac number, because 22541200121 - 2³⁰ = 21467458297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22541200093 and 22541200102.

It is not an unprimeable number, because it can be changed into a prime (22541200321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5328035 + ... + 5332263.

It is an arithmetic number, because the mean of its divisors is an integer number (1547926200).

Almost surely, 2^22541200121 is an apocalyptic number.

It is an amenable number.

22541200121 is a deficient number, since it is larger than the sum of its proper divisors (2225619079).

22541200121 is a wasteful number, since it uses less digits than its factorization.

22541200121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7600.

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 22541200121 its reverse (12100214522), we get a palindrome (34641414643).

The spelling of 22541200121 in words is "twenty-two billion, five hundred forty-one million, two hundred thousand, one hundred twenty-one".