111201111010212 has 48 divisors (see below), whose sum is σ = 267335297752320. Its totient is φ = 35959033547008.

The previous prime is 111201111010177. The next prime is 111201111010229. The reversal of 111201111010212 is 212010111102111.

It is a junction number, because it is equal to n+sod(n) for n = 111201111010191 and 111201111010200.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 982215948 + ... + 982329155.

It is an arithmetic number, because the mean of its divisors is an integer number (5569485369840).

Almost surely, 2^{111201111010212} is an apocalyptic number.

111201111010212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111201111010212 is an abundant number, since it is smaller than the sum of its proper divisors (156134186742108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111201111010212 is a wasteful number, since it uses less digits than its factorization.

111201111010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1964545252 (or 1964545250 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 111201111010212 its reverse (212010111102111), we get a palindrome (323211222112323).

The spelling of 111201111010212 in words is "one hundred eleven trillion, two hundred one billion, one hundred eleven million, ten thousand, two hundred twelve".