311440322213332 has 12 divisors (see below), whose sum is σ = 586945222632916. Its totient is φ = 143741687175360.

The previous prime is 311440322213327. The next prime is 311440322213381. The reversal of 311440322213332 is 233312223044113.

It can be written as a sum of positive squares in 2 ways, for example, as 71962035505936 + 239478286707396 = 8483044^2 + 15475086^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2994618482769 + ... + 2994618482872.

Almost surely, 2^{311440322213332} is an apocalyptic number.

It is an amenable number.

311440322213332 is a deficient number, since it is larger than the sum of its proper divisors (275504900419584).

311440322213332 is a wasteful number, since it uses less digits than its factorization.

311440322213332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5989236965658 (or 5989236965656 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 311440322213332 its reverse (233312223044113), we get a palindrome (544752545257445).

The spelling of 311440322213332 in words is "three hundred eleven trillion, four hundred forty billion, three hundred twenty-two million, two hundred thirteen thousand, three hundred thirty-two".