312222322006 has 16 divisors (see below), whose sum is σ = 535246321824. Its totient is φ = 133807552704.

The previous prime is 312222321979. The next prime is 312222322007. The reversal of 312222322006 is 600223222213.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312222322007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1155346 + ... + 1399738.

It is an arithmetic number, because the mean of its divisors is an integer number (33452895114).

Almost surely, 2^312222322006 is an apocalyptic number.

312222322006 is a deficient number, since it is larger than the sum of its proper divisors (223023999818).

312222322006 is a wasteful number, since it uses less digits than its factorization.

312222322006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335655.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 312222322006 its reverse (600223222213), we get a palindrome (912445544219).

The spelling of 312222322006 in words is "three hundred twelve billion, two hundred twenty-two million, three hundred twenty-two thousand, six".