2002001021011 has 8 divisors (see below), whose sum is σ = 2059257893904. Its totient is φ = 1944909871200.

The previous prime is 2002001020979. The next prime is 2002001021017. The reversal of 2002001021011 is 1101201002002.

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 2002001021011 - 2⁵ = 2002001020979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002001021017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41406265 + ... + 41454586.

It is an arithmetic number, because the mean of its divisors is an integer number (257407236738).

Almost surely, 2^{2002001021011} is an apocalyptic number.

2002001021011 is a deficient number, since it is larger than the sum of its proper divisors (57256872893).

2002001021011 is an equidigital number, since it uses as much as digits as its factorization.

2002001021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82861541.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2002001021011 its reverse (1101201002002), we get a palindrome (3103202023013).

The spelling of 2002001021011 in words is "two trillion, two billion, one million, twenty-one thousand, eleven".