22304404013121 has 16 divisors (see below), whose sum is σ = 33043803556800. Its totient is φ = 14869493750304.

The previous prime is 22304404013063. The next prime is 22304404013131. The reversal of 22304404013121 is 12131040440322.

22304404013121 is a `hidden beast` number, since 2 + 2 + 30 + 440 + 40 + 131 + 21 = 666.

It is not a de Polignac number, because 22304404013121 - 2¹⁷ = 22304403882049 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (22304404013131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 817125 + ... + 6728781.

It is an arithmetic number, because the mean of its divisors is an integer number (2065237722300).

Almost surely, 2^{22304404013121} is an apocalyptic number.

It is an amenable number.

22304404013121 is a deficient number, since it is larger than the sum of its proper divisors (10739399543679).

22304404013121 is a wasteful number, since it uses less digits than its factorization.

22304404013121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6051405 (or 6051399 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 22304404013121 its reverse (12131040440322), we get a palindrome (34435444453443).

The spelling of 22304404013121 in words is "twenty-two trillion, three hundred four billion, four hundred four million, thirteen thousand, one hundred twenty-one".