111211120010212 has 24 divisors (see below), whose sum is σ = 206075290337280. Its totient is φ = 52332707748480.

The previous prime is 111211120010209. The next prime is 111211120010273. The reversal of 111211120010212 is 212010021112111.

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, 28413412 + ... + 32089627.

It is an arithmetic number, because the mean of its divisors is an integer number (8586470430720).

Almost surely, 2^{111211120010212} is an apocalyptic number.

It is an amenable number.

111211120010212 is a deficient number, since it is larger than the sum of its proper divisors (94864170327068).

111211120010212 is a wasteful number, since it uses less digits than its factorization.

111211120010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60530091 (or 60530089 counting only the distinct ones).

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

Adding to 111211120010212 its reverse (212010021112111), we get a palindrome (323221141122323).

The spelling of 111211120010212 in words is "one hundred eleven trillion, two hundred eleven billion, one hundred twenty million, ten thousand, two hundred twelve".