31111320314 has 8 divisors (see below), whose sum is σ = 46684014228. Its totient is φ = 15549982240.

The previous prime is 31111320301. The next prime is 31111320329. The reversal of 31111320314 is 41302311113.

It can be written as a sum of positive squares in 2 ways, for example, as 27799893289 + 3311427025 = 166733^2 + 57545^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 2832107 + ... + 2843070.

Almost surely, 2^31111320314 is an apocalyptic number.

31111320314 is a deficient number, since it is larger than the sum of its proper divisors (15572693914).

31111320314 is a wasteful number, since it uses less digits than its factorization.

31111320314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5677920.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 31111320314 its reverse (41302311113), we get a palindrome (72413631427).

The spelling of 31111320314 in words is "thirty-one billion, one hundred eleven million, three hundred twenty thousand, three hundred fourteen".