111102220012 has 48 divisors (see below), whose sum is σ = 224962778880. Its totient is φ = 47024580672.

The previous prime is 111102220007. The next prime is 111102220069. The reversal of 111102220012 is 210022201111.

It is a junction number, because it is equal to n+sod(n) for n = 111102219974 and 111102220001.

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, 8050414 + ... + 8064202.

It is an arithmetic number, because the mean of its divisors is an integer number (4686724560).

Almost surely, 2^111102220012 is an apocalyptic number.

It is an amenable number.

111102220012 is an abundant number, since it is smaller than the sum of its proper divisors (113860558868).

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

111102220012 is a wasteful number, since it uses less digits than its factorization.

111102220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17350 (or 17348 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111102220012 its reverse (210022201111), we get a palindrome (321124421123).

The spelling of 111102220012 in words is "one hundred eleven billion, one hundred two million, two hundred twenty thousand, twelve".