423203000312 has 16 divisors (see below), whose sum is σ = 840182427360. Its totient is φ = 199154353024.

The previous prime is 423203000309. The next prime is 423203000317. The reversal of 423203000312 is 213000302324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423203000317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1555893248 + ... + 1555893519.

It is an arithmetic number, because the mean of its divisors is an integer number (52511401710).

Almost surely, 2^423203000312 is an apocalyptic number.

It is an amenable number.

423203000312 is a deficient number, since it is larger than the sum of its proper divisors (416979427048).

423203000312 is a wasteful number, since it uses less digits than its factorization.

423203000312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3111786790 (or 3111786786 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 423203000312 its reverse (213000302324), we get a palindrome (636203302636).

The spelling of 423203000312 in words is "four hundred twenty-three billion, two hundred three million, three hundred twelve", and thus it is an aban number.