2002100201111 has 4 divisors (see below), whose sum is σ = 2002104976824. Its totient is φ = 2002095425400.

The previous prime is 2002100201107. The next prime is 2002100201117. The reversal of 2002100201111 is 1111020012002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2002100201111 - 2² = 2002100201107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002100201092 and 2002100201101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002100201117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1691285 + ... + 2620046.

It is an arithmetic number, because the mean of its divisors is an integer number (500526244206).

Almost surely, 2^{2002100201111} is an apocalyptic number.

2002100201111 is a deficient number, since it is larger than the sum of its proper divisors (4775713).

2002100201111 is an equidigital number, since it uses as much as digits as its factorization.

2002100201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4775712.

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

Adding to 2002100201111 its reverse (1111020012002), we get a palindrome (3113120213113).

The spelling of 2002100201111 in words is "two trillion, two billion, one hundred million, two hundred one thousand, one hundred eleven".