312212033293 has 8 divisors (see below), whose sum is σ = 324870974208. Its totient is φ = 299803764624.

The previous prime is 312212033269. The next prime is 312212033327. The reversal of 312212033293 is 392330212213.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312212033293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312212033093) by changing a digit.

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, 62665521 + ... + 62670502.

It is an arithmetic number, because the mean of its divisors is an integer number (40608871776).

Almost surely, 2^312212033293 is an apocalyptic number.

It is an amenable number.

312212033293 is a deficient number, since it is larger than the sum of its proper divisors (12658940915).

312212033293 is a wasteful number, since it uses less digits than its factorization.

312212033293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125336123.

The product of its (nonzero) digits is 11664, while the sum is 31.

The spelling of 312212033293 in words is "three hundred twelve billion, two hundred twelve million, thirty-three thousand, two hundred ninety-three".