423220988803 has 2 divisors, whose sum is σ = 423220988804. Its totient is φ = 423220988802.

The previous prime is 423220988797. The next prime is 423220988807. The reversal of 423220988803 is 308889022324.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423220988803 - 2⁹ = 423220988291 is a prime.

It is not a weakly prime, because it can be changed into another prime (423220988807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211610494401 + 211610494402.

It is an arithmetic number, because the mean of its divisors is an integer number (211610494402).

Almost surely, 2^423220988803 is an apocalyptic number.

423220988803 is a deficient number, since it is larger than the sum of its proper divisors (1).

423220988803 is an equidigital number, since it uses as much as digits as its factorization.

423220988803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1327104, while the sum is 49.

The spelling of 423220988803 in words is "four hundred twenty-three billion, two hundred twenty million, nine hundred eighty-eight thousand, eight hundred three".