12120141212 has 6 divisors (see below), whose sum is σ = 21210247128. Its totient is φ = 6060070604.

The previous prime is 12120141197. The next prime is 12120141251. The reversal of 12120141212 is 21214102121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1515017648 + ... + 1515017655.

It is an arithmetic number, because the mean of its divisors is an integer number (3535041188).

Almost surely, 2^12120141212 is an apocalyptic number.

It is an amenable number.

12120141212 is a deficient number, since it is larger than the sum of its proper divisors (9090105916).

12120141212 is a wasteful number, since it uses less digits than its factorization.

12120141212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3030035307 (or 3030035305 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12120141212 its reverse (21214102121), we get a palindrome (33334243333).

The spelling of 12120141212 in words is "twelve billion, one hundred twenty million, one hundred forty-one thousand, two hundred twelve".