12002202112 has 40 divisors (see below), whose sum is σ = 25243138800. Its totient is φ = 5685249024.

The previous prime is 12002202109. The next prime is 12002202133. The reversal of 12002202112 is 21120220021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12002202092 and 12002202101.

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, 607162 + ... + 626617.

It is an arithmetic number, because the mean of its divisors is an integer number (631078470).

Almost surely, 2^12002202112 is an apocalyptic number.

It is an amenable number.

12002202112 is an abundant number, since it is smaller than the sum of its proper divisors (13240936688).

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

12002202112 is an equidigital number, since it uses as much as digits as its factorization.

12002202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233816 (or 1233800 counting only the distinct ones).

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

Adding to 12002202112 its reverse (21120220021), we get a palindrome (33122422133).

The spelling of 12002202112 in words is "twelve billion, two million, two hundred two thousand, one hundred twelve".