2002202121011 has 4 divisors (see below), whose sum is σ = 2002351764624. Its totient is φ = 2002052477400.

The previous prime is 2002202120959. The next prime is 2002202121061. The reversal of 2002202121011 is 1101212022002.

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 2002202121011 - 2¹⁰ = 2002202119987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002202121061) 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, 74801735 + ... + 74828496.

It is an arithmetic number, because the mean of its divisors is an integer number (500587941156).

Almost surely, 2^{2002202121011} is an apocalyptic number.

2002202121011 is a deficient number, since it is larger than the sum of its proper divisors (149643613).

2002202121011 is a wasteful number, since it uses less digits than its factorization.

2002202121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149643612.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2002202121011 its reverse (1101212022002), we get a palindrome (3103414143013).

Subtracting from 2002202121011 its reverse (1101212022002), we obtain a palindrome (900990099009).

The spelling of 2002202121011 in words is "two trillion, two billion, two hundred two million, one hundred twenty-one thousand, eleven".