111132220312 has 32 divisors (see below), whose sum is σ = 215697686400. Its totient is φ = 53615317504.

The previous prime is 111132220307. The next prime is 111132220417. The reversal of 111132220312 is 213022231111.

It is a self number, because there is not a number n which added to its sum of digits gives 111132220312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206073 + ... + 514519.

It is an arithmetic number, because the mean of its divisors is an integer number (6740552700).

Almost surely, 2^111132220312 is an apocalyptic number.

It is an amenable number.

111132220312 is a deficient number, since it is larger than the sum of its proper divisors (104565466088).

111132220312 is a wasteful number, since it uses less digits than its factorization.

111132220312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310035 (or 310031 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 111132220312 its reverse (213022231111), we get a palindrome (324154451423).

The spelling of 111132220312 in words is "one hundred eleven billion, one hundred thirty-two million, two hundred twenty thousand, three hundred twelve".