111220244343012 has 48 divisors (see below), whose sum is σ = 299359162368000. Its totient is φ = 31480229370912.

The previous prime is 111220244343001. The next prime is 111220244343059. The reversal of 111220244343012 is 210343442022111.

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, 6187143012 + ... + 6187160987.

It is an arithmetic number, because the mean of its divisors is an integer number (6236649216000).

Almost surely, 2^{111220244343012} is an apocalyptic number.

111220244343012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111220244343012 is an abundant number, since it is smaller than the sum of its proper divisors (188138918024988).

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

111220244343012 is a wasteful number, since it uses less digits than its factorization.

111220244343012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12374304120 (or 12374304118 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 111220244343012 its reverse (210343442022111), we get a palindrome (321563686365123).

The spelling of 111220244343012 in words is "one hundred eleven trillion, two hundred twenty billion, two hundred forty-four million, three hundred forty-three thousand, twelve".