320223010403 has 2 divisors, whose sum is σ = 320223010404. Its totient is φ = 320223010402.

The previous prime is 320223010343. The next prime is 320223010423. The reversal of 320223010403 is 304010322023.

It is an a-pointer prime, because the next prime (320223010423) can be obtained adding 320223010403 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320223010403 - 2³⁶ = 251503533667 is a prime.

It is not a weakly prime, because it can be changed into another prime (320223010423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160111505201 + 160111505202.

It is an arithmetic number, because the mean of its divisors is an integer number (160111505202).

Almost surely, 2^320223010403 is an apocalyptic number.

320223010403 is a deficient number, since it is larger than the sum of its proper divisors (1).

320223010403 is an equidigital number, since it uses as much as digits as its factorization.

320223010403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 320223010403 its reverse (304010322023), we get a palindrome (624233332426).

The spelling of 320223010403 in words is "three hundred twenty billion, two hundred twenty-three million, ten thousand, four hundred three".