312212243044403 has 8 divisors (see below), whose sum is σ = 336228706893408. Its totient is φ = 288195798832704.

The previous prime is 312212243044393. The next prime is 312212243044409. The reversal of 312212243044403 is 304440342212213.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 312212243044403 - 2¹⁸ = 312212242782259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312212243044409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57428375 + ... + 62629407.

It is an arithmetic number, because the mean of its divisors is an integer number (42028588361676).

Almost surely, 2^{312212243044403} is an apocalyptic number.

312212243044403 is a deficient number, since it is larger than the sum of its proper divisors (24016463849005).

312212243044403 is a wasteful number, since it uses less digits than its factorization.

312212243044403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9818653.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 312212243044403 its reverse (304440342212213), we get a palindrome (616652585256616).

The spelling of 312212243044403 in words is "three hundred twelve trillion, two hundred twelve billion, two hundred forty-three million, forty-four thousand, four hundred three".