1303220023163 has 2 divisors, whose sum is σ = 1303220023164. Its totient is φ = 1303220023162.

The previous prime is 1303220023099. The next prime is 1303220023207. The reversal of 1303220023163 is 3613200223031.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1303220023163 - 2⁶ = 1303220023099 is a prime.

It is not a weakly prime, because it can be changed into another prime (1303220083163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651610011581 + 651610011582.

It is an arithmetic number, because the mean of its divisors is an integer number (651610011582).

Almost surely, 2^{1303220023163} is an apocalyptic number.

1303220023163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303220023163 is an equidigital number, since it uses as much as digits as its factorization.

1303220023163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1303220023163 its reverse (3613200223031), we get a palindrome (4916420246194).

The spelling of 1303220023163 in words is "one trillion, three hundred three billion, two hundred twenty million, twenty-three thousand, one hundred sixty-three".