12222132204 has 48 divisors (see below), whose sum is σ = 30585703680. Its totient is φ = 3786793920.

The previous prime is 12222132187. The next prime is 12222132229. The reversal of 12222132204 is 40223122221.

It is a super-2 number, since 2×12222132204² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 493632 + ... + 517799.

It is an arithmetic number, because the mean of its divisors is an integer number (637202160).

Almost surely, 2^12222132204 is an apocalyptic number.

It is an amenable number.

12222132204 is an abundant number, since it is smaller than the sum of its proper divisors (18363571476).

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

12222132204 is a wasteful number, since it uses less digits than its factorization.

12222132204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011510 (or 1011508 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 12222132204 its reverse (40223122221), we get a palindrome (52445254425).

The spelling of 12222132204 in words is "twelve billion, two hundred twenty-two million, one hundred thirty-two thousand, two hundred four".