312222030003 has 28 divisors (see below), whose sum is σ = 504128062480. Its totient is φ = 192136628016.

The previous prime is 312222029993. The next prime is 312222030007. The reversal of 312222030003 is 300030222213.

It is a happy number.

It is not a de Polignac number, because 312222030003 - 2⁸ = 312222029747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312222030007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 16463143 + ... + 16482096.

It is an arithmetic number, because the mean of its divisors is an integer number (18004573660).

Almost surely, 2^312222030003 is an apocalyptic number.

312222030003 is a deficient number, since it is larger than the sum of its proper divisors (191906032477).

312222030003 is an equidigital number, since it uses as much as digits as its factorization.

312222030003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32945270 (or 32945255 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 312222030003 its reverse (300030222213), we get a palindrome (612252252216).

The spelling of 312222030003 in words is "three hundred twelve billion, two hundred twenty-two million, thirty thousand, three".