22120204 has 12 divisors (see below), whose sum is σ = 40393584. Its totient is φ = 10579184.

The previous prime is 22120193. The next prime is 22120223. The reversal of 22120204 is 40202122.

It is a super-3 number, since 3×22120204³ (a number of 23 digits) contains 333 as substring.

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, 120127 + ... + 120310.

It is an arithmetic number, because the mean of its divisors is an integer number (3366132).

Almost surely, 2^22120204 is an apocalyptic number.

It is an amenable number.

22120204 is a deficient number, since it is larger than the sum of its proper divisors (18273380).

22120204 is a wasteful number, since it uses less digits than its factorization.

22120204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240464 (or 240462 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 22120204 is about 4703.2120938780. The cubic root of 22120204 is about 280.7133342119.

Adding to 22120204 its reverse (40202122), we get a palindrome (62322326).

The spelling of 22120204 in words is "twenty-two million, one hundred twenty thousand, two hundred four".