2102110211200 has 96 divisors (see below), whose sum is σ = 5193711353520. Its totient is φ = 840707712000.

The previous prime is 2102110211191. The next prime is 2102110211231. The reversal of 2102110211200 is 21120112012.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20977215 + ... + 21077185.

Almost surely, 2^{2102110211200} is an apocalyptic number.

2102110211200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2102110211200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2596855676760).

2102110211200 is an abundant number, since it is smaller than the sum of its proper divisors (3091601142320).

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

2102110211200 is an equidigital number, since it uses as much as digits as its factorization.

2102110211200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106566 (or 106549 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2102110211200 its reverse (21120112012), we get a palindrome (2123230323212).

The spelling of 2102110211200 in words is "two trillion, one hundred two billion, one hundred ten million, two hundred eleven thousand, two hundred".