12320312334 has 32 divisors (see below), whose sum is σ = 27204557184. Its totient is φ = 3688445280.

The previous prime is 12320312287. The next prime is 12320312363. The reversal of 12320312334 is 43321302321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1119049 + ... + 1130004.

It is an arithmetic number, because the mean of its divisors is an integer number (850142412).

Almost surely, 2^12320312334 is an apocalyptic number.

12320312334 is an abundant number, since it is smaller than the sum of its proper divisors (14884244850).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12320312334 is a wasteful number, since it uses less digits than its factorization.

12320312334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249152.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 12320312334 its reverse (43321302321), we get a palindrome (55641614655).

The spelling of 12320312334 in words is "twelve billion, three hundred twenty million, three hundred twelve thousand, three hundred thirty-four".