2110223121020 has 72 divisors (see below), whose sum is σ = 5166013232016. Its totient is φ = 721955652096.

The previous prime is 2110223121007. The next prime is 2110223121037. The reversal of 2110223121020 is 201213220112.

It is a self number, because there is not a number n which added to its sum of digits gives 2110223121020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1847789 + ... + 2763108.

It is an arithmetic number, because the mean of its divisors is an integer number (71750183778).

Almost surely, 2^{2110223121020} is an apocalyptic number.

2110223121020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2110223121020 is an abundant number, since it is smaller than the sum of its proper divisors (3055790110996).

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

2110223121020 is a wasteful number, since it uses less digits than its factorization.

2110223121020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4611387 (or 4611378 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2110223121020 its reverse (201213220112), we get a palindrome (2311436341132).

The spelling of 2110223121020 in words is "two trillion, one hundred ten billion, two hundred twenty-three million, one hundred twenty-one thousand, twenty".