111022201312 has 48 divisors (see below), whose sum is σ = 243518752512. Its totient is φ = 49390913920.

The previous prime is 111022201309. The next prime is 111022201343. The reversal of 111022201312 is 213102220111.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 3338818 + ... + 3371905.

It is an arithmetic number, because the mean of its divisors is an integer number (5073307344).

Almost surely, 2^111022201312 is an apocalyptic number.

It is an amenable number.

111022201312 is an abundant number, since it is smaller than the sum of its proper divisors (132496551200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111022201312 is a wasteful number, since it uses less digits than its factorization.

111022201312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6710791 (or 6710783 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 111022201312 its reverse (213102220111), we get a palindrome (324124421423).

The spelling of 111022201312 in words is "one hundred eleven billion, twenty-two million, two hundred one thousand, three hundred twelve".