311332222993 has 8 divisors (see below), whose sum is σ = 340926543936. Its totient is φ = 281953134000.

The previous prime is 311332222919. The next prime is 311332223017. The reversal of 311332222993 is 399222233113.

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-311332222993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (311332220993) 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, 53804958 + ... + 53810743.

It is an arithmetic number, because the mean of its divisors is an integer number (42615817992).

Almost surely, 2^311332222993 is an apocalyptic number.

It is an amenable number.

311332222993 is a deficient number, since it is larger than the sum of its proper divisors (29594320943).

311332222993 is a wasteful number, since it uses less digits than its factorization.

311332222993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107615975.

The product of its digits is 104976, while the sum is 40.

The spelling of 311332222993 in words is "three hundred eleven billion, three hundred thirty-two million, two hundred twenty-two thousand, nine hundred ninety-three".