22411443121 has 4 divisors (see below), whose sum is σ = 22681460592. Its totient is φ = 22141425652.

The previous prime is 22411443113. The next prime is 22411443157. The reversal of 22411443121 is 12134411422.

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 22411443121 - 2³ = 22411443113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22411443191) 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, 135008611 + ... + 135008776.

It is an arithmetic number, because the mean of its divisors is an integer number (5670365148).

Almost surely, 2^22411443121 is an apocalyptic number.

It is an amenable number.

22411443121 is a deficient number, since it is larger than the sum of its proper divisors (270017471).

22411443121 is an equidigital number, since it uses as much as digits as its factorization.

22411443121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270017470.

The product of its digits is 1536, while the sum is 25.

Adding to 22411443121 its reverse (12134411422), we get a palindrome (34545854543).

The spelling of 22411443121 in words is "twenty-two billion, four hundred eleven million, four hundred forty-three thousand, one hundred twenty-one".