2110112100 has 72 divisors (see below), whose sum is σ = 6783628320. Its totient is φ = 562695840.

The previous prime is 2110112057. The next prime is 2110112111. The reversal of 2110112100 is 12110112.

It is a happy number.

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

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, 388062 + ... + 393461.

It is an arithmetic number, because the mean of its divisors is an integer number (94217060).

Almost surely, 2^2110112100 is an apocalyptic number.

2110112100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2110112100 is an abundant number, since it is smaller than the sum of its proper divisors (4673516220).

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

2110112100 is a wasteful number, since it uses less digits than its factorization.

2110112100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781546 (or 781533 counting only the distinct ones).

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

The square root of 2110112100 is about 45935.9565046816. The cubic root of 2110112100 is about 1282.6313261094.

Adding to 2110112100 its reverse (12110112), we get a palindrome (2122222212).

The spelling of 2110112100 in words is "two billion, one hundred ten million, one hundred twelve thousand, one hundred".