1112110121212 has 24 divisors (see below), whose sum is σ = 1968059555280. Its totient is φ = 549817904640.

The previous prime is 1112110121203. The next prime is 1112110121281. The reversal of 1112110121212 is 2121210112111.

It is a congruent number.

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, 890287 + ... + 1736902.

It is an arithmetic number, because the mean of its divisors is an integer number (82002481470).

Almost surely, 2^{1112110121212} is an apocalyptic number.

It is an amenable number.

1112110121212 is a deficient number, since it is larger than the sum of its proper divisors (855949434068).

1112110121212 is a wasteful number, since it uses less digits than its factorization.

1112110121212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2628381 (or 2628379 counting only the distinct ones).

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

Adding to 1112110121212 its reverse (2121210112111), we get a palindrome (3233320233323).

The spelling of 1112110121212 in words is "one trillion, one hundred twelve billion, one hundred ten million, one hundred twenty-one thousand, two hundred twelve".