2110120010020 has 48 divisors (see below), whose sum is σ = 4990031617536. Its totient is φ = 742564224000.

The previous prime is 2110120009993. The next prime is 2110120010021. The reversal of 2110120010020 is 200100210112.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 2110120009979 and 2110120010006.

It is not an unprimeable number, because it can be changed into a prime (2110120010021) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 154694061 + ... + 154707700.

It is an arithmetic number, because the mean of its divisors is an integer number (103958992032).

Almost surely, 2^{2110120010020} is an apocalyptic number.

2110120010020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2110120010020 is an abundant number, since it is smaller than the sum of its proper divisors (2879911607516).

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

2110120010020 is a wasteful number, since it uses less digits than its factorization.

2110120010020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309401812 (or 309401810 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2110120010020 its reverse (200100210112), we get a palindrome (2310220220132).

The spelling of 2110120010020 in words is "two trillion, one hundred ten billion, one hundred twenty million, ten thousand, twenty".