313020140234 has 16 divisors (see below), whose sum is σ = 471988296648. Its totient is φ = 155690959872.

The previous prime is 313020140233. The next prime is 313020140239. The reversal of 313020140234 is 432041020313.

It can be written as a sum of positive squares in 4 ways, for example, as 288761143225 + 24258997009 = 537365^2 + 155753^2 .

It is a super-2 number, since 2×313020140234² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (313020140233) 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, 2569634 + ... + 2688690.

Almost surely, 2^313020140234 is an apocalyptic number.

313020140234 is a deficient number, since it is larger than the sum of its proper divisors (158968156414).

313020140234 is a wasteful number, since it uses less digits than its factorization.

313020140234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125929.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 313020140234 its reverse (432041020313), we get a palindrome (745061160547).

The spelling of 313020140234 in words is "three hundred thirteen billion, twenty million, one hundred forty thousand, two hundred thirty-four".