312420434332 has 12 divisors (see below), whose sum is σ = 546748458480. Its totient is φ = 156206589056.

The previous prime is 312420434317. The next prime is 312420434369. The reversal of 312420434332 is 233434024213.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 312420434294 and 312420434303.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 708448 + ... + 1061479.

It is an arithmetic number, because the mean of its divisors is an integer number (45562371540).

Almost surely, 2^312420434332 is an apocalyptic number.

It is an amenable number.

312420434332 is a deficient number, since it is larger than the sum of its proper divisors (234328024148).

312420434332 is a wasteful number, since it uses less digits than its factorization.

312420434332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814060 (or 1814058 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 312420434332 its reverse (233434024213), we get a palindrome (545854458545).

The spelling of 312420434332 in words is "three hundred twelve billion, four hundred twenty million, four hundred thirty-four thousand, three hundred thirty-two".