2222222221204 has 12 divisors (see below), whose sum is σ = 3943661970528. Its totient is φ = 1095461658200.

The previous prime is 2222222221181. The next prime is 2222222221207. The reversal of 2222222221204 is 4021222222222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222222221207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3912362782 + ... + 3912363349.

It is an arithmetic number, because the mean of its divisors is an integer number (328638497544).

Almost surely, 2^{2222222221204} is an apocalyptic number.

It is an amenable number.

2222222221204 is a deficient number, since it is larger than the sum of its proper divisors (1721439749324).

2222222221204 is a wasteful number, since it uses less digits than its factorization.

2222222221204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7824726206 (or 7824726204 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 2222222221204 its reverse (4021222222222), we get a palindrome (6243444443426).

The spelling of 2222222221204 in words is "two trillion, two hundred twenty-two billion, two hundred twenty-two million, two hundred twenty-one thousand, two hundred four".