423111401320 has 32 divisors (see below), whose sum is σ = 1008000693000. Its totient is φ = 159288997888.

The previous prime is 423111401221. The next prime is 423111401347. The reversal of 423111401320 is 23104111324.

It can be written as a sum of positive squares in 4 ways, for example, as 422195854756 + 915546564 = 649766^2 + 30258^2 .

It is a junction number, because it is equal to n+sod(n) for n = 423111401291 and 423111401300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311110645 + ... + 311112004.

Almost surely, 2^423111401320 is an apocalyptic number.

423111401320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423111401320 is an abundant number, since it is smaller than the sum of its proper divisors (584889291680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423111401320 is a wasteful number, since it uses less digits than its factorization.

423111401320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622222677 (or 622222673 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 423111401320 its reverse (23104111324), we get a palindrome (446215512644).

The spelling of 423111401320 in words is "four hundred twenty-three billion, one hundred eleven million, four hundred one thousand, three hundred twenty".