12113102212 has 24 divisors (see below), whose sum is σ = 21436128000. Its totient is φ = 5988860256.

The previous prime is 12113102207. The next prime is 12113102227. The reversal of 12113102212 is 21220131121.

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, 87339 + ... + 178477.

It is an arithmetic number, because the mean of its divisors is an integer number (893172000).

Almost surely, 2^12113102212 is an apocalyptic number.

It is an amenable number.

12113102212 is a deficient number, since it is larger than the sum of its proper divisors (9323025788).

12113102212 is a wasteful number, since it uses less digits than its factorization.

12113102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91515 (or 91513 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12113102212 its reverse (21220131121), we get a palindrome (33333233333).

The spelling of 12113102212 in words is "twelve billion, one hundred thirteen million, one hundred two thousand, two hundred twelve".