2002322231021 has 8 divisors (see below), whose sum is σ = 2288397667200. Its totient is φ = 1716254145648.

The previous prime is 2002322231009. The next prime is 2002322231059. The reversal of 2002322231021 is 1201322232002.

It is a happy number.

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

It is not a de Polignac number, because 2002322231021 - 2¹⁴ = 2002322214637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002322230984 and 2002322231002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002322231071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1241081 + ... + 2354766.

It is an arithmetic number, because the mean of its divisors is an integer number (286049708400).

Almost surely, 2^{2002322231021} is an apocalyptic number.

It is an amenable number.

2002322231021 is a deficient number, since it is larger than the sum of its proper divisors (286075436179).

2002322231021 is an equidigital number, since it uses as much as digits as its factorization.

2002322231021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3675403.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2002322231021 its reverse (1201322232002), we get a palindrome (3203644463023).

The spelling of 2002322231021 in words is "two trillion, two billion, three hundred twenty-two million, two hundred thirty-one thousand, twenty-one".