312403112223042 has 16 divisors (see below), whose sum is σ = 624837469684032. Its totient is φ = 104129163201360.

The previous prime is 312403112223019. The next prime is 312403112223101. The reversal of 312403112223042 is 240322211304213.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1301754934 + ... + 1301994897.

It is an arithmetic number, because the mean of its divisors is an integer number (39052341855252).

Almost surely, 2^{312403112223042} is an apocalyptic number.

312403112223042 is an abundant number, since it is smaller than the sum of its proper divisors (312434357460990).

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

312403112223042 is a wasteful number, since it uses less digits than its factorization.

312403112223042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2603769833.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 312403112223042 its reverse (240322211304213), we get a palindrome (552725323527255).

The spelling of 312403112223042 in words is "three hundred twelve trillion, four hundred three billion, one hundred twelve million, two hundred twenty-three thousand, forty-two".