2110120210128 has 80 divisors (see below), whose sum is σ = 6235611054080. Its totient is φ = 602336746368.

The previous prime is 2110120210109. The next prime is 2110120210129. The reversal of 2110120210128 is 8210120210112.

It is a super-3 number, since 3×2110120210128³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110120210129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2523508 + ... + 3253971.

It is an arithmetic number, because the mean of its divisors is an integer number (77945138176).

Almost surely, 2^{2110120210128} is an apocalyptic number.

2110120210128 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2110120210128 is an abundant number, since it is smaller than the sum of its proper divisors (4125490843952).

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

2110120210128 is a wasteful number, since it uses less digits than its factorization.

2110120210128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5778584 (or 5778578 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 21.

The spelling of 2110120210128 in words is "two trillion, one hundred ten billion, one hundred twenty million, two hundred ten thousand, one hundred twenty-eight".