22401300321 has 24 divisors (see below), whose sum is σ = 33410347776. Its totient is φ = 14448503520.

The previous prime is 22401300319. The next prime is 22401300323. The reversal of 22401300321 is 12300310422.

22401300321 is a `hidden beast` number, since 2 + 2 + 40 + 1 + 300 + 321 = 666.

It is an interprime number because it is at equal distance from previous prime (22401300319) and next prime (22401300323).

It is not a de Polignac number, because 22401300321 - 2¹ = 22401300319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22401300294 and 22401300303.

It is not an unprimeable number, because it can be changed into a prime (22401300323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1286751 + ... + 1304043.

It is an arithmetic number, because the mean of its divisors is an integer number (1392097824).

Almost surely, 2^22401300321 is an apocalyptic number.

It is an amenable number.

22401300321 is a deficient number, since it is larger than the sum of its proper divisors (11009047455).

22401300321 is a wasteful number, since it uses less digits than its factorization.

22401300321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21973 (or 21970 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 22401300321 its reverse (12300310422), we get a palindrome (34701610743).

The spelling of 22401300321 in words is "twenty-two billion, four hundred one million, three hundred thousand, three hundred twenty-one".