22007323338 has 128 divisors (see below), whose sum is σ = 59475548160. Its totient is φ = 5242648320.

The previous prime is 22007323337. The next prime is 22007323339. The reversal of 22007323338 is 83332370022.

It is an interprime number because it is at equal distance from previous prime (22007323337) and next prime (22007323339).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 22007323299 and 22007323308.

It is not an unprimeable number, because it can be changed into a prime (22007323337) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 931273 + ... + 954611.

It is an arithmetic number, because the mean of its divisors is an integer number (464652720).

Almost surely, 2^22007323338 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22007323338, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29737774080).

22007323338 is an abundant number, since it is smaller than the sum of its proper divisors (37468224822).

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

22007323338 is a wasteful number, since it uses less digits than its factorization.

22007323338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23532.

The product of its (nonzero) digits is 36288, while the sum is 33.

The spelling of 22007323338 in words is "twenty-two billion, seven million, three hundred twenty-three thousand, three hundred thirty-eight".