2111120110 has 32 divisors (see below), whose sum is σ = 4148692992. Its totient is φ = 767083680.

The previous prime is 2111120083. The next prime is 2111120149. The reversal of 2111120110 is 110211112.

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

It is a congruent number.

It is an unprimeable number.

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, 149787 + ... + 163273.

It is an arithmetic number, because the mean of its divisors is an integer number (129646656).

Almost surely, 2^2111120110 is an apocalyptic number.

2111120110 is a deficient number, since it is larger than the sum of its proper divisors (2037572882).

2111120110 is a wasteful number, since it uses less digits than its factorization.

2111120110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14928.

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 2111120110 is about 45946.9271007322. The cubic root of 2111120110 is about 1282.8355331722.

Adding to 2111120110 its reverse (110211112), we get a palindrome (2221331222).

It can be divided in two parts, 2111 and 120110, that added together give a palindrome (122221).

The spelling of 2111120110 in words is "two billion, one hundred eleven million, one hundred twenty thousand, one hundred ten".