1020330232331 has 2 divisors, whose sum is σ = 1020330232332. Its totient is φ = 1020330232330.

The previous prime is 1020330232283. The next prime is 1020330232333. The reversal of 1020330232331 is 1332320330201.

1020330232331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1020330232331 - 2⁶ = 1020330232267 is a prime.

It is a super-2 number, since 2×1020330232331² (a number of 25 digits) contains 22 as substring.

Together with 1020330232333, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1020330232297 and 1020330232306.

It is not a weakly prime, because it can be changed into another prime (1020330232333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510165116165 + 510165116166.

It is an arithmetic number, because the mean of its divisors is an integer number (510165116166).

Almost surely, 2^{1020330232331} is an apocalyptic number.

1020330232331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020330232331 is an equidigital number, since it uses as much as digits as its factorization.

1020330232331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 1020330232331 its reverse (1332320330201), we get a palindrome (2352650562532).

The spelling of 1020330232331 in words is "one trillion, twenty billion, three hundred thirty million, two hundred thirty-two thousand, three hundred thirty-one".