2002110321031 has 2 divisors, whose sum is σ = 2002110321032. Its totient is φ = 2002110321030.

The previous prime is 2002110321007. The next prime is 2002110321049. The reversal of 2002110321031 is 1301230112002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2002110321031 - 2³⁹ = 1452354507143 is a prime.

It is a super-2 number, since 2×2002110321031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2002110320996 and 2002110321014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002110321061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001055160515 + 1001055160516.

It is an arithmetic number, because the mean of its divisors is an integer number (1001055160516).

Almost surely, 2^{2002110321031} is an apocalyptic number.

2002110321031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002110321031 is an equidigital number, since it uses as much as digits as its factorization.

2002110321031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 2002110321031 its reverse (1301230112002), we get a palindrome (3303340433033).

The spelling of 2002110321031 in words is "two trillion, two billion, one hundred ten million, three hundred twenty-one thousand, thirty-one".