423340020313 has 16 divisors (see below), whose sum is σ = 492151286016. Its totient is φ = 356622027840.

The previous prime is 423340020283. The next prime is 423340020437. The reversal of 423340020313 is 313020043324.

It is a cyclic number.

It is not a de Polignac number, because 423340020313 - 2³³ = 414750085721 is a prime.

It is a super-2 number, since 2×423340020313² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423340020013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116895 + ... + 927547.

It is an arithmetic number, because the mean of its divisors is an integer number (30759455376).

Almost surely, 2^423340020313 is an apocalyptic number.

It is an amenable number.

423340020313 is a deficient number, since it is larger than the sum of its proper divisors (68811265703).

423340020313 is a wasteful number, since it uses less digits than its factorization.

423340020313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811944.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 423340020313 its reverse (313020043324), we get a palindrome (736360063637).

The spelling of 423340020313 in words is "four hundred twenty-three billion, three hundred forty million, twenty thousand, three hundred thirteen".