2100201102111 has 24 divisors (see below), whose sum is σ = 3314467222144. Its totient is φ = 1158731632800.

The previous prime is 2100201102107. The next prime is 2100201102137. The reversal of 2100201102111 is 1112011020012.

It is not a de Polignac number, because 2100201102111 - 2² = 2100201102107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100201102191) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59441065 + ... + 59476386.

Almost surely, 2^{2100201102111} is an apocalyptic number.

2100201102111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2100201102111 is a deficient number, since it is larger than the sum of its proper divisors (1214266120033).

2100201102111 is a wasteful number, since it uses less digits than its factorization.

2100201102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118917519 (or 118917490 counting only the distinct ones).

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

Adding to 2100201102111 its reverse (1112011020012), we get a palindrome (3212212122123).

It can be divided in two parts, 210020 and 1102111, that added together give a palindrome (1312131).

The spelling of 2100201102111 in words is "two trillion, one hundred billion, two hundred one million, one hundred two thousand, one hundred eleven".