2110211200100 has 18 divisors (see below), whose sum is σ = 4579158304434. Its totient is φ = 844084480000.

The previous prime is 2110211200061. The next prime is 2110211200103. The reversal of 2110211200100 is 10021120112.

It can be written as a sum of positive squares in 3 ways, for example, as 729134963236 + 1381076236864 = 853894^2 + 1175192^2 .

It is not an unprimeable number, because it can be changed into a prime (2110211200103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10551055901 + ... + 10551056100.

Almost surely, 2^{2110211200100} is an apocalyptic number.

2110211200100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2110211200100 is an abundant number, since it is smaller than the sum of its proper divisors (2468947104334).

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

2110211200100 is a wasteful number, since it uses less digits than its factorization.

2110211200100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21102112015 (or 21102112008 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2110211200100 its reverse (10021120112), we get a palindrome (2120232320212).

The spelling of 2110211200100 in words is "two trillion, one hundred ten billion, two hundred eleven million, two hundred thousand, one hundred".