112122022012020 has 144 divisors (see below), whose sum is σ = 348057822752640. Its totient is φ = 29207648736000.

The previous prime is 112122022011983. The next prime is 112122022012051. The reversal of 112122022012020 is 20210220221211.

It is a happy number.

112122022012020 is a `hidden beast` number, since 1 + 1 + 21 + 220 + 220 + 1 + 202 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 112122022011984 and 112122022012002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38851206 + ... + 41637245.

It is an arithmetic number, because the mean of its divisors is an integer number (2417068213560).

Almost surely, 2^{112122022012020} is an apocalyptic number.

112122022012020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112122022012020 is an abundant number, since it is smaller than the sum of its proper divisors (235935800740620).

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

112122022012020 is a wasteful number, since it uses less digits than its factorization.

112122022012020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80488646 (or 80488641 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 112122022012020 its reverse (20210220221211), we get a palindrome (132332242233231).

The spelling of 112122022012020 in words is "one hundred twelve trillion, one hundred twenty-two billion, twenty-two million, twelve thousand, twenty".