22024222004 has 12 divisors (see below), whose sum is σ = 38923997028. Its totient is φ = 10903080000.

The previous prime is 22024221971. The next prime is 22024222019. The reversal of 22024222004 is 40022242022.

It can be written as a sum of positive squares in 2 ways, for example, as 9331946404 + 12692275600 = 96602^2 + 112660^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27257297 + ... + 27258104.

It is an arithmetic number, because the mean of its divisors is an integer number (3243666419).

Almost surely, 2^22024222004 is an apocalyptic number.

It is an amenable number.

22024222004 is a deficient number, since it is larger than the sum of its proper divisors (16899775024).

22024222004 is a wasteful number, since it uses less digits than its factorization.

22024222004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54515506 (or 54515504 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 22024222004 its reverse (40022242022), we get a palindrome (62046464026).

The spelling of 22024222004 in words is "twenty-two billion, twenty-four million, two hundred twenty-two thousand, four".