12034423212 has 48 divisors (see below), whose sum is σ = 32183827200. Its totient is φ = 3428546112.

The previous prime is 12034423211. The next prime is 12034423213. The reversal of 12034423212 is 21232443021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12034423211) and next prime (12034423213).

It is not an unprimeable number, because it can be changed into a prime (12034423211) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 175938 + ... + 234569.

It is an arithmetic number, because the mean of its divisors is an integer number (670496400).

Almost surely, 2^12034423212 is an apocalyptic number.

12034423212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12034423212 is an abundant number, since it is smaller than the sum of its proper divisors (20149403988).

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

12034423212 is a wasteful number, since it uses less digits than its factorization.

12034423212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410870 (or 410868 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 12034423212 its reverse (21232443021), we get a palindrome (33266866233).

The spelling of 12034423212 in words is "twelve billion, thirty-four million, four hundred twenty-three thousand, two hundred twelve".