111130323212 has 24 divisors (see below), whose sum is σ = 207181272816. Its totient is φ = 51975779328.

The previous prime is 111130323191. The next prime is 111130323217. The reversal of 111130323212 is 212323031111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (111130323217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5002013 + ... + 5024180.

It is an arithmetic number, because the mean of its divisors is an integer number (8632553034).

Almost surely, 2^111130323212 is an apocalyptic number.

It is an amenable number.

111130323212 is a deficient number, since it is larger than the sum of its proper divisors (96050949604).

111130323212 is a wasteful number, since it uses less digits than its factorization.

111130323212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10026377 (or 10026375 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 111130323212 its reverse (212323031111), we get a palindrome (323453354323).

The spelling of 111130323212 in words is "one hundred eleven billion, one hundred thirty million, three hundred twenty-three thousand, two hundred twelve".