2002211331121 has 4 divisors (see below), whose sum is σ = 2003561441392. Its totient is φ = 2000861220852.

The previous prime is 2002211331119. The next prime is 2002211331161. The reversal of 2002211331121 is 1211331122002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2002211331121 - 2¹ = 2002211331119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002211331161) 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, 675052911 + ... + 675055876.

It is an arithmetic number, because the mean of its divisors is an integer number (500890360348).

Almost surely, 2^{2002211331121} is an apocalyptic number.

It is an amenable number.

2002211331121 is a deficient number, since it is larger than the sum of its proper divisors (1350110271).

2002211331121 is a wasteful number, since it uses less digits than its factorization.

2002211331121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350110270.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2002211331121 its reverse (1211331122002), we get a palindrome (3213542453123).

It can be divided in two parts, 2002211 and 331121, that added together give a palindrome (2333332).

The spelling of 2002211331121 in words is "two trillion, two billion, two hundred eleven million, three hundred thirty-one thousand, one hundred twenty-one".