2002021001111 has 8 divisors (see below), whose sum is σ = 2045086028544. Its totient is φ = 1958975508600.

The previous prime is 2002021001089. The next prime is 2002021001153. The reversal of 2002021001111 is 1111001202002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2002021001111 - 2⁶ = 2002021001047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002021001092 and 2002021001101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002021091111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4676465 + ... + 5086586.

It is an arithmetic number, because the mean of its divisors is an integer number (255635753568).

Almost surely, 2^{2002021001111} is an apocalyptic number.

2002021001111 is a deficient number, since it is larger than the sum of its proper divisors (43065027433).

2002021001111 is an equidigital number, since it uses as much as digits as its factorization.

2002021001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9767461.

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

Adding to 2002021001111 its reverse (1111001202002), we get a palindrome (3113022203113).

The spelling of 2002021001111 in words is "two trillion, two billion, twenty-one million, one thousand, one hundred eleven".