111011122022212 has 12 divisors (see below), whose sum is σ = 204494172146320. Its totient is φ = 52584215694696.

The previous prime is 111011122022197. The next prime is 111011122022243. The reversal of 111011122022212 is 212220221110111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 111011122022212.

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, 730336329018 + ... + 730336329169.

Almost surely, 2^{111011122022212} is an apocalyptic number.

It is an amenable number.

111011122022212 is a deficient number, since it is larger than the sum of its proper divisors (93483050124108).

111011122022212 is a wasteful number, since it uses less digits than its factorization.

111011122022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460672658210 (or 1460672658208 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 111011122022212 its reverse (212220221110111), we get a palindrome (323231343132323).

The spelling of 111011122022212 in words is "one hundred eleven trillion, eleven billion, one hundred twenty-two million, twenty-two thousand, two hundred twelve".