1112212011212 has 12 divisors (see below), whose sum is σ = 1946389303320. Its totient is φ = 556100781696.

The previous prime is 1112212011173. The next prime is 1112212011259. The reversal of 1112212011212 is 2121102122111.

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, 805637 + ... + 1695132.

It is an arithmetic number, because the mean of its divisors is an integer number (162199108610).

Almost surely, 2^{1112212011212} is an apocalyptic number.

It is an amenable number.

1112212011212 is a deficient number, since it is larger than the sum of its proper divisors (834177292108).

1112212011212 is a wasteful number, since it uses less digits than its factorization.

1112212011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611960 (or 2611958 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1112212011212 its reverse (2121102122111), we get a palindrome (3233314133323).

The spelling of 1112212011212 in words is "one trillion, one hundred twelve billion, two hundred twelve million, eleven thousand, two hundred twelve".