312223232303012 has 24 divisors (see below), whose sum is σ = 547611246145152. Its totient is φ = 155763196948800.

The previous prime is 312223232303009. The next prime is 312223232303027. The reversal of 312223232303012 is 210303232322213.

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, 36190289 + ... + 43979352.

It is an arithmetic number, because the mean of its divisors is an integer number (22817135256048).

Almost surely, 2^{312223232303012} is an apocalyptic number.

It is an amenable number.

312223232303012 is a deficient number, since it is larger than the sum of its proper divisors (235388013842140).

312223232303012 is a wasteful number, since it uses less digits than its factorization.

312223232303012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80171819 (or 80171817 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 312223232303012 its reverse (210303232322213), we get a palindrome (522526464625225).

The spelling of 312223232303012 in words is "three hundred twelve trillion, two hundred twenty-three billion, two hundred thirty-two million, three hundred three thousand, twelve".