2002110021011 has 4 divisors (see below), whose sum is σ = 2007879790872. Its totient is φ = 1996340251152.

The previous prime is 2002110020929. The next prime is 2002110021049. The reversal of 2002110021011 is 1101200112002.

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 2002110021011 - 2¹⁸ = 2002109758867 is a prime.

It is a super-2 number, since 2×2002110021011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002110020983 and 2002110021001.

It is not an unprimeable number, because it can be changed into a prime (2002110021071) 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, 2884884410 + ... + 2884885103.

It is an arithmetic number, because the mean of its divisors is an integer number (501969947718).

Almost surely, 2^{2002110021011} is an apocalyptic number.

2002110021011 is a deficient number, since it is larger than the sum of its proper divisors (5769769861).

2002110021011 is an equidigital number, since it uses as much as digits as its factorization.

2002110021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5769769860.

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

Adding to 2002110021011 its reverse (1101200112002), we get a palindrome (3103310133013).

Subtracting from 2002110021011 its reverse (1101200112002), we obtain a palindrome (900909909009).

The spelling of 2002110021011 in words is "two trillion, two billion, one hundred ten million, twenty-one thousand, eleven".