22321210560 has 224 divisors, whose sum is σ = 79112132352. Its totient is φ = 5285253120.

The previous prime is 22321210559. The next prime is 22321210573. The reversal of 22321210560 is 6501212322.

It is a super-3 number, since 3×22321210560³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 22321210560.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 429502 + ... + 478658.

Almost surely, 2^22321210560 is an apocalyptic number.

22321210560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22321210560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39556066176).

22321210560 is an abundant number, since it is smaller than the sum of its proper divisors (56790921792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22321210560 is a wasteful number, since it uses less digits than its factorization.

22321210560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49231 (or 49221 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 22321210560 its reverse (6501212322), we get a palindrome (28822422882).

The spelling of 22321210560 in words is "twenty-two billion, three hundred twenty-one million, two hundred ten thousand, five hundred sixty".