12102022012 has 12 divisors (see below), whose sum is σ = 21750931720. Its totient is φ = 5887470096.

The previous prime is 12102022007. The next prime is 12102022021. The reversal of 12102022012 is 21022020121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12102021983 and 12102022001.

It is a congruent number.

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, 40885062 + ... + 40885357.

Almost surely, 2^12102022012 is an apocalyptic number.

It is an amenable number.

12102022012 is a deficient number, since it is larger than the sum of its proper divisors (9648909708).

12102022012 is a wasteful number, since it uses less digits than its factorization.

12102022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81770460 (or 81770458 counting only the distinct ones).

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

Adding to 12102022012 its reverse (21022020121), we get a palindrome (33124042133).

The spelling of 12102022012 in words is "twelve billion, one hundred two million, twenty-two thousand, twelve".