2100122110 has 24 divisors (see below), whose sum is σ = 3845441016. Its totient is φ = 825797040.

The previous prime is 2100122077. The next prime is 2100122119. The reversal of 2100122110 is 112210012.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100122119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4645 + ... + 64975.

It is an arithmetic number, because the mean of its divisors is an integer number (160226709).

Almost surely, 2^2100122110 is an apocalyptic number.

2100122110 is a deficient number, since it is larger than the sum of its proper divisors (1745318906).

2100122110 is an equidigital number, since it uses as much as digits as its factorization.

2100122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60456 (or 60397 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 2100122110 is about 45827.0892595199. The cubic root of 2100122110 is about 1280.6039853829.

Adding to 2100122110 its reverse (112210012), we get a palindrome (2212332122).

The spelling of 2100122110 in words is "two billion, one hundred million, one hundred twenty-two thousand, one hundred ten".