423403320012 has 24 divisors (see below), whose sum is σ = 988836796416. Its totient is φ = 141006480528.

The previous prime is 423403319993. The next prime is 423403320031. The reversal of 423403320012 is 210023304324.

It is an interprime number because it is at equal distance from previous prime (423403319993) and next prime (423403320031).

It is a super-3 number, since 3×423403320012³ (a number of 36 digits) contains 333 as substring.

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, 15981148 + ... + 16007619.

It is an arithmetic number, because the mean of its divisors is an integer number (41201533184).

Almost surely, 2^423403320012 is an apocalyptic number.

It is an amenable number.

423403320012 is an abundant number, since it is smaller than the sum of its proper divisors (565433476404).

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

423403320012 is a wasteful number, since it uses less digits than its factorization.

423403320012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31989877 (or 31989875 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 423403320012 its reverse (210023304324), we get a palindrome (633426624336).

The spelling of 423403320012 in words is "four hundred twenty-three billion, four hundred three million, three hundred twenty thousand, twelve".