12102002122 has 32 divisors (see below), whose sum is σ = 21496907520. Its totient is φ = 4999505280.

The previous prime is 12102002089. The next prime is 12102002149. The reversal of 12102002122 is 22120020121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226347 + ... + 274657.

It is an arithmetic number, because the mean of its divisors is an integer number (671778360).

Almost surely, 2^12102002122 is an apocalyptic number.

12102002122 is a deficient number, since it is larger than the sum of its proper divisors (9394905398).

12102002122 is a wasteful number, since it uses less digits than its factorization.

12102002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48966.

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

Adding to 12102002122 its reverse (22120020121), we get a palindrome (34222022243).

The spelling of 12102002122 in words is "twelve billion, one hundred two million, two thousand, one hundred twenty-two".