22100140320 has 192 divisors, whose sum is σ = 73446912000. Its totient is φ = 5570436096.

The previous prime is 22100140313. The next prime is 22100140397. The reversal of 22100140320 is 2304100122.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22100140320.

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, 4365951 + ... + 4371009.

It is an arithmetic number, because the mean of its divisors is an integer number (382536000).

Almost surely, 2^22100140320 is an apocalyptic number.

22100140320 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 22100140320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36723456000).

22100140320 is an abundant number, since it is smaller than the sum of its proper divisors (51346771680).

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

22100140320 is a wasteful number, since it uses less digits than its factorization.

22100140320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5575 (or 5567 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 22100140320 its reverse (2304100122), we get a palindrome (24404240442).

The spelling of 22100140320 in words is "twenty-two billion, one hundred million, one hundred forty thousand, three hundred twenty".