12013233222 has 16 divisors (see below), whose sum is σ = 24028331760. Its totient is φ = 4004100192.

The previous prime is 12013233191. The next prime is 12013233283. The reversal of 12013233222 is 22233231021.

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, 14404 + ... + 155672.

It is an arithmetic number, because the mean of its divisors is an integer number (1501770735).

Almost surely, 2^12013233222 is an apocalyptic number.

12013233222 is an abundant number, since it is smaller than the sum of its proper divisors (12015098538).

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

12013233222 is a wasteful number, since it uses less digits than its factorization.

12013233222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155447.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12013233222 its reverse (22233231021), we get a palindrome (34246464243).

The spelling of 12013233222 in words is "twelve billion, thirteen million, two hundred thirty-three thousand, two hundred twenty-two".