22223102004 has 30 divisors (see below), whose sum is σ = 58095579234. Its totient is φ = 7407700560.

The previous prime is 22223102003. The next prime is 22223102017. The reversal of 22223102004 is 40020132222.

It can be written as a sum of positive squares in only one way, i.e., 11644568100 + 10578533904 = 107910^2 + 102852^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22223102003) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 34294587 + ... + 34295234.

Almost surely, 2^22223102004 is an apocalyptic number.

It is an amenable number.

22223102004 is an abundant number, since it is smaller than the sum of its proper divisors (35872477230).

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

22223102004 is a wasteful number, since it uses less digits than its factorization.

22223102004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68589837 (or 68589826 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 22223102004 its reverse (40020132222), we get a palindrome (62243234226).

The spelling of 22223102004 in words is "twenty-two billion, two hundred twenty-three million, one hundred two thousand, four".