112012222222220 has 48 divisors (see below), whose sum is σ = 235327205836800. Its totient is φ = 44785551122880.

The previous prime is 112012222222217. The next prime is 112012222222223. The reversal of 112012222222220 is 22222222210211.

It is an interprime number because it is at equal distance from previous prime (112012222222217) and next prime (112012222222223).

It is not an unprimeable number, because it can be changed into a prime (112012222222223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 637464575 + ... + 637640265.

It is an arithmetic number, because the mean of its divisors is an integer number (4902650121600).

Almost surely, 2^{112012222222220} is an apocalyptic number.

112012222222220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112012222222220 is an abundant number, since it is smaller than the sum of its proper divisors (123314983614580).

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

112012222222220 is a wasteful number, since it uses less digits than its factorization.

112012222222220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189278 (or 189276 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 112012222222220 its reverse (22222222210211), we get a palindrome (134234444432431).

The spelling of 112012222222220 in words is "one hundred twelve trillion, twelve billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred twenty".