312234223403 has 8 divisors (see below), whose sum is σ = 321171594240. Its totient is φ = 303392439720.

The previous prime is 312234223321. The next prime is 312234223417. The reversal of 312234223403 is 304322432213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 312234223403 - 2¹² = 312234219307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312234223423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23890163 + ... + 23903228.

It is an arithmetic number, because the mean of its divisors is an integer number (40146449280).

Almost surely, 2^312234223403 is an apocalyptic number.

312234223403 is a deficient number, since it is larger than the sum of its proper divisors (8937370837).

312234223403 is a wasteful number, since it uses less digits than its factorization.

312234223403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47793577.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 312234223403 its reverse (304322432213), we get a palindrome (616556655616).

The spelling of 312234223403 in words is "three hundred twelve billion, two hundred thirty-four million, two hundred twenty-three thousand, four hundred three".