31243321350214 has 16 divisors (see below), whose sum is σ = 48021016505616. Its totient is φ = 15236521977600.

The previous prime is 31243321350193. The next prime is 31243321350247. The reversal of 31243321350214 is 41205312334213.

It is a super-2 number, since 2×31243321350214² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 31243321350214.

It is a congruent number.

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, 51227292 + ... + 51833599.

It is an arithmetic number, because the mean of its divisors is an integer number (3001313531601).

Almost surely, 2^{31243321350214} is an apocalyptic number.

31243321350214 is a deficient number, since it is larger than the sum of its proper divisors (16777695155402).

31243321350214 is a wasteful number, since it uses less digits than its factorization.

31243321350214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103064631.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 31243321350214 its reverse (41205312334213), we get a palindrome (72448633684427).

The spelling of 31243321350214 in words is "thirty-one trillion, two hundred forty-three billion, three hundred twenty-one million, three hundred fifty thousand, two hundred fourteen".