2002021020331 has 2 divisors, whose sum is σ = 2002021020332. Its totient is φ = 2002021020330.

The previous prime is 2002021020319. The next prime is 2002021020343. The reversal of 2002021020331 is 1330201202002.

It is a balanced prime because it is at equal distance from previous prime (2002021020319) and next prime (2002021020343).

It is a cyclic number.

It is not a de Polignac number, because 2002021020331 - 2¹³ = 2002021012139 is a prime.

It is a super-2 number, since 2×2002021020331² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2002021020031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001010510165 + 1001010510166.

It is an arithmetic number, because the mean of its divisors is an integer number (1001010510166).

Almost surely, 2^{2002021020331} is an apocalyptic number.

2002021020331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002021020331 is an equidigital number, since it uses as much as digits as its factorization.

2002021020331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 2002021020331 its reverse (1330201202002), we get a palindrome (3332222222333).

The spelling of 2002021020331 in words is "two trillion, two billion, twenty-one million, twenty thousand, three hundred thirty-one".