2002111020111 has 4 divisors (see below), whose sum is σ = 2669481360152. Its totient is φ = 1334740680072.

The previous prime is 2002111020097. The next prime is 2002111020127. The reversal of 2002111020111 is 1110201112002.

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

It is not a de Polignac number, because 2002111020111 - 2¹⁴ = 2002111003727 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 (2002111020311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333685170016 + ... + 333685170021.

It is an arithmetic number, because the mean of its divisors is an integer number (667370340038).

Almost surely, 2^{2002111020111} is an apocalyptic number.

2002111020111 is a deficient number, since it is larger than the sum of its proper divisors (667370340041).

2002111020111 is an equidigital number, since it uses as much as digits as its factorization.

2002111020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667370340040.

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

Adding to 2002111020111 its reverse (1110201112002), we get a palindrome (3112312132113).

It can be divided in two parts, 2002 and 111020111, that multiplied together give a palindrome (222262262222).

The spelling of 2002111020111 in words is "two trillion, two billion, one hundred eleven million, twenty thousand, one hundred eleven".