312343244200402 has 8 divisors (see below), whose sum is σ = 468515288972412. Its totient is φ = 156171481209600.

The previous prime is 312343244200399. The next prime is 312343244200433. The reversal of 312343244200402 is 204002442343213.

It can be written as a sum of positive squares in 2 ways, for example, as 291049366308561 + 21293877891841 = 17060169^2 + 4614529^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67651999 + ... + 72121282.

Almost surely, 2^{312343244200402} is an apocalyptic number.

312343244200402 is a deficient number, since it is larger than the sum of its proper divisors (156172044772010).

312343244200402 is a wasteful number, since it uses less digits than its factorization.

312343244200402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140890604.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 312343244200402 its reverse (204002442343213), we get a palindrome (516345686543615).

The spelling of 312343244200402 in words is "three hundred twelve trillion, three hundred forty-three billion, two hundred forty-four million, two hundred thousand, four hundred two".