111130122212 has 48 divisors (see below), whose sum is σ = 209675354112. Its totient is φ = 51386612640.

The previous prime is 111130122203. The next prime is 111130122223. The reversal of 111130122212 is 212221031111.

It is a happy number.

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, 3128093 + ... + 3163419.

It is an arithmetic number, because the mean of its divisors is an integer number (4368236544).

Almost surely, 2^111130122212 is an apocalyptic number.

It is an amenable number.

111130122212 is a deficient number, since it is larger than the sum of its proper divisors (98545231900).

111130122212 is a wasteful number, since it uses less digits than its factorization.

111130122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36488 (or 36486 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 111130122212 its reverse (212221031111), we get a palindrome (323351153323).

The spelling of 111130122212 in words is "one hundred eleven billion, one hundred thirty million, one hundred twenty-two thousand, two hundred twelve".