22022122048 has 84 divisors (see below), whose sum is σ = 47430764676. Its totient is φ = 10109747200.

The previous prime is 22022121983. The next prime is 22022122049. The reversal of 22022122048 is 84022122022.

It can be written as a sum of positive squares in 6 ways, for example, as 2565219904 + 19456902144 = 50648^2 + 139488^2 .

It is not an unprimeable number, because it can be changed into a prime (22022122049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1822908 + ... + 1834948.

Almost surely, 2^22022122048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22022122048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23715382338).

22022122048 is an abundant number, since it is smaller than the sum of its proper divisors (25408642628).

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

22022122048 is a wasteful number, since it uses less digits than its factorization.

22022122048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12152 (or 12101 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

The spelling of 22022122048 in words is "twenty-two billion, twenty-two million, one hundred twenty-two thousand, forty-eight".