112122113131220 has 24 divisors (see below), whose sum is σ = 235456805611104. Its totient is φ = 44848775150496.

The previous prime is 112122113131213. The next prime is 112122113131267. The reversal of 112122113131220 is 22131311221211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9863399 + ... + 17931281.

It is an arithmetic number, because the mean of its divisors is an integer number (9810700233796).

Almost surely, 2^{112122113131220} is an apocalyptic number.

112122113131220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112122113131220 is an abundant number, since it is smaller than the sum of its proper divisors (123334692479884).

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

112122113131220 is a wasteful number, since it uses less digits than its factorization.

112122113131220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8762759 (or 8762757 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 112122113131220 its reverse (22131311221211), we get a palindrome (134253424352431).

The spelling of 112122113131220 in words is "one hundred twelve trillion, one hundred twenty-two billion, one hundred thirteen million, one hundred thirty-one thousand, two hundred twenty".