312003313122 has 16 divisors (see below), whose sum is σ = 660712898592. Its totient is φ = 97883392320.

The previous prime is 312003313121. The next prime is 312003313123. The reversal of 312003313122 is 221313300213.

It is an interprime number because it is at equal distance from previous prime (312003313121) and next prime (312003313123).

It is not an unprimeable number, because it can be changed into a prime (312003313121) 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, 1529427904 + ... + 1529428107.

It is an arithmetic number, because the mean of its divisors is an integer number (41294556162).

Almost surely, 2^312003313122 is an apocalyptic number.

312003313122 is an abundant number, since it is smaller than the sum of its proper divisors (348709585470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312003313122 is a wasteful number, since it uses less digits than its factorization.

312003313122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3058856033.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 312003313122 its reverse (221313300213), we get a palindrome (533316613335).

The spelling of 312003313122 in words is "three hundred twelve billion, three million, three hundred thirteen thousand, one hundred twenty-two".