2110021111020 has 24 divisors (see below), whose sum is σ = 5908059111024. Its totient is φ = 562672296256.

The previous prime is 2110021110997. The next prime is 2110021111021. The reversal of 2110021111020 is 201111200112.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2110021110987 and 2110021111005.

It is not an unprimeable number, because it can be changed into a prime (2110021111021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17583509199 + ... + 17583509318.

It is an arithmetic number, because the mean of its divisors is an integer number (246169129626).

Almost surely, 2^{2110021111020} is an apocalyptic number.

2110021111020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2110021111020 is an abundant number, since it is smaller than the sum of its proper divisors (3798038000004).

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

2110021111020 is a wasteful number, since it uses less digits than its factorization.

2110021111020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35167018529 (or 35167018527 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2110021111020 its reverse (201111200112), we get a palindrome (2311132311132).

The spelling of 2110021111020 in words is "two trillion, one hundred ten billion, twenty-one million, one hundred eleven thousand, twenty".