22353144121 has 8 divisors (see below), whose sum is σ = 27868855104. Its totient is φ = 17418034320.

The previous prime is 22353144097. The next prime is 22353144133. The reversal of 22353144121 is 12144135322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22353144121 - 2¹³ = 22353135929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22353144121.

It is not an unprimeable number, because it can be changed into a prime (22353147121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145150210 + ... + 145150363.

It is an arithmetic number, because the mean of its divisors is an integer number (3483606888).

Almost surely, 2^22353144121 is an apocalyptic number.

It is an amenable number.

22353144121 is a deficient number, since it is larger than the sum of its proper divisors (5515710983).

22353144121 is a wasteful number, since it uses less digits than its factorization.

22353144121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290300591.

The product of its digits is 5760, while the sum is 28.

Adding to 22353144121 its reverse (12144135322), we get a palindrome (34497279443).

The spelling of 22353144121 in words is "twenty-two billion, three hundred fifty-three million, one hundred forty-four thousand, one hundred twenty-one".