112220120112 has 160 divisors (see below), whose sum is σ = 312558994944. Its totient is φ = 34567680000.

The previous prime is 112220120099. The next prime is 112220120113. The reversal of 112220120112 is 211021022211.

It is a junction number, because it is equal to n+sod(n) for n = 112220120091 and 112220120100.

It is not an unprimeable number, because it can be changed into a prime (112220120113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14538078 + ... + 14545794.

Almost surely, 2^112220120112 is an apocalyptic number.

112220120112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112220120112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156279497472).

112220120112 is an abundant number, since it is smaller than the sum of its proper divisors (200338874832).

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

112220120112 is a wasteful number, since it uses less digits than its factorization.

112220120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8067 (or 8061 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 112220120112 its reverse (211021022211), we get a palindrome (323241142323).

The spelling of 112220120112 in words is "one hundred twelve billion, two hundred twenty million, one hundred twenty thousand, one hundred twelve".