12434311234 has 32 divisors (see below), whose sum is σ = 19412729856. Its totient is φ = 5966894160.

The previous prime is 12434311223. The next prime is 12434311243. The reversal of 12434311234 is 43211343421.

It is a happy number.

It is a super-2 number, since 2×12434311234² (a number of 21 digits) contains 22 as substring.

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, 6133329 + ... + 6135355.

It is an arithmetic number, because the mean of its divisors is an integer number (606647808).

Almost surely, 2^12434311234 is an apocalyptic number.

12434311234 is a deficient number, since it is larger than the sum of its proper divisors (6978418622).

12434311234 is a wasteful number, since it uses less digits than its factorization.

12434311234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2830.

The product of its digits is 6912, while the sum is 28.

Adding to 12434311234 its reverse (43211343421), we get a palindrome (55645654655).

The spelling of 12434311234 in words is "twelve billion, four hundred thirty-four million, three hundred eleven thousand, two hundred thirty-four".