12220112002 has 16 divisors (see below), whose sum is σ = 21054038400. Its totient is φ = 5210872128.

The previous prime is 12220111997. The next prime is 12220112027. The reversal of 12220112002 is 20021102221.

It is a happy number.

It is a super-2 number, since 2×12220112002² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2190343 + ... + 2195914.

It is an arithmetic number, because the mean of its divisors is an integer number (1315877400).

Almost surely, 2^12220112002 is an apocalyptic number.

12220112002 is a deficient number, since it is larger than the sum of its proper divisors (8833926398).

12220112002 is a wasteful number, since it uses less digits than its factorization.

12220112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4386465.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12220112002 its reverse (20021102221), we get a palindrome (32241214223).

The spelling of 12220112002 in words is "twelve billion, two hundred twenty million, one hundred twelve thousand, two".