2110002100011 has 24 divisors (see below), whose sum is σ = 3285228639056. Its totient is φ = 1297274771520.

The previous prime is 2110002100007. The next prime is 2110002100051. The reversal of 2110002100011 is 1100012000112.

It is a happy number.

It is not a de Polignac number, because 2110002100011 - 2² = 2110002100007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 2110002099966 and 2110002100002.

It is not an unprimeable number, because it can be changed into a prime (2110002100051) 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, 8121985 + ... + 8377746.

Almost surely, 2^{2110002100011} is an apocalyptic number.

2110002100011 is a deficient number, since it is larger than the sum of its proper divisors (1175226539045).

2110002100011 is a wasteful number, since it uses less digits than its factorization.

2110002100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16500843 (or 16500840 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 2110002100011 its reverse (1100012000112), we get a palindrome (3210014100123).

The spelling of 2110002100011 in words is "two trillion, one hundred ten billion, two million, one hundred thousand, eleven".