112121031121320 has 64 divisors (see below), whose sum is σ = 362237177473920. Its totient is φ = 27599023044864.

The previous prime is 112121031121303. The next prime is 112121031121387. The reversal of 112121031121320 is 23121130121211.

It is a super-2 number, since 2×112121031121320² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35936226364 + ... + 35936229483.

It is an arithmetic number, because the mean of its divisors is an integer number (5659955898030).

Almost surely, 2^{112121031121320} is an apocalyptic number.

112121031121320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112121031121320 is an abundant number, since it is smaller than the sum of its proper divisors (250116146352600).

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

112121031121320 is a wasteful number, since it uses less digits than its factorization.

112121031121320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71872455874 (or 71872455870 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 112121031121320 its reverse (23121130121211), we get a palindrome (135242161242531).

The spelling of 112121031121320 in words is "one hundred twelve trillion, one hundred twenty-one billion, thirty-one million, one hundred twenty-one thousand, three hundred twenty".