111022112212 has 12 divisors (see below), whose sum is σ = 211951305216. Its totient is φ = 50464596440.

The previous prime is 111022112209. The next prime is 111022112251. The reversal of 111022112212 is 212211220111.

It is a congruent number.

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, 1261614868 + ... + 1261614955.

It is an arithmetic number, because the mean of its divisors is an integer number (17662608768).

Almost surely, 2^111022112212 is an apocalyptic number.

It is an amenable number.

111022112212 is a deficient number, since it is larger than the sum of its proper divisors (100929193004).

111022112212 is a wasteful number, since it uses less digits than its factorization.

111022112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523229838 (or 2523229836 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111022112212 its reverse (212211220111), we get a palindrome (323233332323).

The spelling of 111022112212 in words is "one hundred eleven billion, twenty-two million, one hundred twelve thousand, two hundred twelve".