22102140320 has 48 divisors (see below), whose sum is σ = 56232950760. Its totient is φ = 8160789504.

The previous prime is 22102140311. The next prime is 22102140323. The reversal of 22102140320 is 2304120122.

It can be written as a sum of positive squares in 4 ways, for example, as 8542935184 + 13559205136 = 92428^2 + 116444^2 .

It is not an unprimeable number, because it can be changed into a prime (22102140323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5310935 + ... + 5315094.

Almost surely, 2^22102140320 is an apocalyptic number.

22102140320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22102140320 is an abundant number, since it is smaller than the sum of its proper divisors (34130810440).

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

22102140320 is a wasteful number, since it uses less digits than its factorization.

22102140320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10626057 (or 10626049 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22102140320 its reverse (2304120122), we get a palindrome (24406260442).

The spelling of 22102140320 in words is "twenty-two billion, one hundred two million, one hundred forty thousand, three hundred twenty".