12002031222 has 16 divisors (see below), whose sum is σ = 24410911680. Its totient is φ = 3932868872.

The previous prime is 12002031211. The next prime is 12002031247. The reversal of 12002031222 is 22213020021.

It is a happy number.

It is a congruent number.

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, 16951668 + ... + 16952375.

It is an arithmetic number, because the mean of its divisors is an integer number (1525681980).

Almost surely, 2^12002031222 is an apocalyptic number.

12002031222 is an abundant number, since it is smaller than the sum of its proper divisors (12408880458).

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

12002031222 is a wasteful number, since it uses less digits than its factorization.

12002031222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33904107.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 12002031222 its reverse (22213020021), we get a palindrome (34215051243).

The spelling of 12002031222 in words is "twelve billion, two million, thirty-one thousand, two hundred twenty-two".