1320100010263 has 2 divisors, whose sum is σ = 1320100010264. Its totient is φ = 1320100010262.

The previous prime is 1320100010093. The next prime is 1320100010287. The reversal of 1320100010263 is 3620100010231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1320100010263 - 2⁹ = 1320100009751 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1320100010263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1320100010293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660050005131 + 660050005132.

It is an arithmetic number, because the mean of its divisors is an integer number (660050005132).

Almost surely, 2^{1320100010263} is an apocalyptic number.

1320100010263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320100010263 is an equidigital number, since it uses as much as digits as its factorization.

1320100010263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1320100010263 its reverse (3620100010231), we get a palindrome (4940200020494).

The spelling of 1320100010263 in words is "one trillion, three hundred twenty billion, one hundred million, ten thousand, two hundred sixty-three".