2011100020110 has 112 divisors (see below), whose sum is σ = 5542966610496. Its totient is φ = 524882752704.

The previous prime is 2011100020051. The next prime is 2011100020141. The reversal of 2011100020110 is 110200011102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 2011100020092 and 2011100020101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 2592169 + ... + 3277428.

It is an arithmetic number, because the mean of its divisors is an integer number (49490773308).

Almost surely, 2^{2011100020110} is an apocalyptic number.

2011100020110 is an abundant number, since it is smaller than the sum of its proper divisors (3531866590386).

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

2011100020110 is an equidigital number, since it uses as much as digits as its factorization.

2011100020110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5869669 (or 5869654 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 2011100020110 its reverse (110200011102), we get a palindrome (2121300031212).

The spelling of 2011100020110 in words is "two trillion, eleven billion, one hundred million, twenty thousand, one hundred ten".