423143031012 has 48 divisors (see below), whose sum is σ = 1089216223872. Its totient is φ = 127022296320.

The previous prime is 423143030953. The next prime is 423143031043. The reversal of 423143031012 is 210130341324.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33072328 + ... + 33085119.

It is an arithmetic number, because the mean of its divisors is an integer number (22692004664).

Almost surely, 2^423143031012 is an apocalyptic number.

It is an amenable number.

423143031012 is an abundant number, since it is smaller than the sum of its proper divisors (666073192860).

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

423143031012 is a wasteful number, since it uses less digits than its factorization.

423143031012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66157508 (or 66157506 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 423143031012 its reverse (210130341324), we get a palindrome (633273372336).

The spelling of 423143031012 in words is "four hundred twenty-three billion, one hundred forty-three million, thirty-one thousand, twelve".