12331313221434 has 32 divisors (see below), whose sum is σ = 24773351371776. Its totient is φ = 4092000078000.

The previous prime is 12331313221361. The next prime is 12331313221499. The reversal of 12331313221434 is 43412231313321.

It is a super-2 number, since 2×12331313221434² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12331313221395 and 12331313221404.

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, 931999 + ... + 5052845.

It is an arithmetic number, because the mean of its divisors is an integer number (774167230368).

Almost surely, 2^{12331313221434} is an apocalyptic number.

12331313221434 is an abundant number, since it is smaller than the sum of its proper divisors (12442038150342).

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

12331313221434 is a wasteful number, since it uses less digits than its factorization.

12331313221434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4123090.

The product of its digits is 31104, while the sum is 33.

Adding to 12331313221434 its reverse (43412231313321), we get a palindrome (55743544534755).

The spelling of 12331313221434 in words is "twelve trillion, three hundred thirty-one billion, three hundred thirteen million, two hundred twenty-one thousand, four hundred thirty-four".