2120112220112 has 40 divisors (see below), whose sum is σ = 4349556806976. Its totient is φ = 997651938816.

The previous prime is 2120112220099. The next prime is 2120112220147. The reversal of 2120112220112 is 2110222110212.

It is a super-3 number, since 3×2120112220112³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5841293 + ... + 6193619.

Almost surely, 2^{2120112220112} is an apocalyptic number.

It is an amenable number.

2120112220112 is an abundant number, since it is smaller than the sum of its proper divisors (2229444586864).

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

2120112220112 is a wasteful number, since it uses less digits than its factorization.

2120112220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374475 (or 374469 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2120112220112 its reverse (2110222110212), we get a palindrome (4230334330324).

The spelling of 2120112220112 in words is "two trillion, one hundred twenty billion, one hundred twelve million, two hundred twenty thousand, one hundred twelve".