2100212010111 has 16 divisors (see below), whose sum is σ = 2922892084224. Its totient is φ = 1338872387424.

The previous prime is 2100212010101. The next prime is 2100212010163. The reversal of 2100212010111 is 1110102120012.

It is not a de Polignac number, because 2100212010111 - 2¹⁸ = 2100211747967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100212010101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4231876 + ... + 4702041.

It is an arithmetic number, because the mean of its divisors is an integer number (182680755264).

Almost surely, 2^{2100212010111} is an apocalyptic number.

2100212010111 is a deficient number, since it is larger than the sum of its proper divisors (822680074113).

2100212010111 is a wasteful number, since it uses less digits than its factorization.

2100212010111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8937350.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2100212010111 its reverse (1110102120012), we get a palindrome (3210314130123).

The spelling of 2100212010111 in words is "two trillion, one hundred billion, two hundred twelve million, ten thousand, one hundred eleven".