22401320024 has 32 divisors (see below), whose sum is σ = 42185480400. Its totient is φ = 11151951360.

The previous prime is 22401320009. The next prime is 22401320083. The reversal of 22401320024 is 42002310422.

It is a super-3 number, since 3×22401320024³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22401319978 and 22401320005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2137004 + ... + 2147460.

Almost surely, 2^22401320024 is an apocalyptic number.

It is an amenable number.

22401320024 is a deficient number, since it is larger than the sum of its proper divisors (19784160376).

22401320024 is a wasteful number, since it uses less digits than its factorization.

22401320024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11603 (or 11599 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22401320024 its reverse (42002310422), we get a palindrome (64403630446).

The spelling of 22401320024 in words is "twenty-two billion, four hundred one million, three hundred twenty thousand, twenty-four".