311332200112 has 40 divisors (see below), whose sum is σ = 612303801120. Its totient is φ = 153331622400.

The previous prime is 311332200077. The next prime is 311332200121. The reversal of 311332200112 is 211002233113.

It is a self number, because there is not a number n which added to its sum of digits gives 311332200112.

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 7 ways as a sum of consecutive naturals, for example, 41139 + ... + 790162.

It is an arithmetic number, because the mean of its divisors is an integer number (15307595028).

Almost surely, 2^311332200112 is an apocalyptic number.

It is an amenable number.

311332200112 is a deficient number, since it is larger than the sum of its proper divisors (300971601008).

311332200112 is a wasteful number, since it uses less digits than its factorization.

311332200112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831661 (or 831655 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 311332200112 its reverse (211002233113), we get a palindrome (522334433225).

The spelling of 311332200112 in words is "three hundred eleven billion, three hundred thirty-two million, two hundred thousand, one hundred twelve".