112212111121120 has 48 divisors (see below), whose sum is σ = 265125457942128. Its totient is φ = 44880722472960.

The previous prime is 112212111121109. The next prime is 112212111121129. The reversal of 112212111121120 is 21121111212211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112212111121129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30454929 + ... + 33940048.

It is an arithmetic number, because the mean of its divisors is an integer number (5523447040461).

Almost surely, 2^{112212111121120} is an apocalyptic number.

112212111121120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112212111121120 is an abundant number, since it is smaller than the sum of its proper divisors (152913346821008).

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

112212111121120 is a wasteful number, since it uses less digits than its factorization.

112212111121120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64405883 (or 64405875 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 19.

Adding to 112212111121120 its reverse (21121111212211), we get a palindrome (133333222333331).

The spelling of 112212111121120 in words is "one hundred twelve trillion, two hundred twelve billion, one hundred eleven million, one hundred twenty-one thousand, one hundred twenty".