112112210122120 has 128 divisors (see below), whose sum is σ = 281804842368000. Its totient is φ = 39874425477120.

The previous prime is 112112210122067. The next prime is 112112210122123. The reversal of 112112210122120 is 21221012211211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (112112210122123) 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, 31597660 + ... + 34966219.

It is an arithmetic number, because the mean of its divisors is an integer number (2201600331000).

Almost surely, 2^{112112210122120} is an apocalyptic number.

112112210122120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112112210122120 is an abundant number, since it is smaller than the sum of its proper divisors (169692632245880).

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

112112210122120 is a wasteful number, since it uses less digits than its factorization.

112112210122120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66564023 (or 66564019 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 112112210122120 its reverse (21221012211211), we get a palindrome (133333222333331).

The spelling of 112112210122120 in words is "one hundred twelve trillion, one hundred twelve billion, two hundred ten million, one hundred twenty-two thousand, one hundred twenty".