1320003210023 has 2 divisors, whose sum is σ = 1320003210024. Its totient is φ = 1320003210022.

The previous prime is 1320003209933. The next prime is 1320003210079. The reversal of 1320003210023 is 3200123000231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1320003210023 - 2¹⁶ = 1320003144487 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1320003209983 and 1320003210010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1320003200023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660001605011 + 660001605012.

It is an arithmetic number, because the mean of its divisors is an integer number (660001605012).

Almost surely, 2^{1320003210023} is an apocalyptic number.

1320003210023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320003210023 is an equidigital number, since it uses as much as digits as its factorization.

1320003210023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 1320003210023 its reverse (3200123000231), we get a palindrome (4520126210254).

The spelling of 1320003210023 in words is "one trillion, three hundred twenty billion, three million, two hundred ten thousand, twenty-three".