12111333202 has 16 divisors (see below), whose sum is σ = 18439981560. Its totient is φ = 5964890112.

The previous prime is 12111333187. The next prime is 12111333203. The reversal of 12111333202 is 20233311121.

It can be written as a sum of positive squares in 4 ways, for example, as 12047477121 + 63856081 = 109761^2 + 7991^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12111333202.

It is not an unprimeable number, because it can be changed into a prime (12111333203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58338 + ... + 166210.

Almost surely, 2^12111333202 is an apocalyptic number.

12111333202 is a deficient number, since it is larger than the sum of its proper divisors (6328648358).

12111333202 is a wasteful number, since it uses less digits than its factorization.

12111333202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108717.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12111333202 its reverse (20233311121), we get a palindrome (32344644323).

The spelling of 12111333202 in words is "twelve billion, one hundred eleven million, three hundred thirty-three thousand, two hundred two".