12032320234 has 32 divisors (see below), whose sum is σ = 20554145280. Its totient is φ = 5229193200.

The previous prime is 12032320199. The next prime is 12032320271. The reversal of 12032320234 is 43202323021.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 1803597 + ... + 1810255.

It is an arithmetic number, because the mean of its divisors is an integer number (642317040).

Almost surely, 2^12032320234 is an apocalyptic number.

12032320234 is a deficient number, since it is larger than the sum of its proper divisors (8521825046).

12032320234 is a wasteful number, since it uses less digits than its factorization.

12032320234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10266.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 12032320234 its reverse (43202323021), we get a palindrome (55234643255).

The spelling of 12032320234 in words is "twelve billion, thirty-two million, three hundred twenty thousand, two hundred thirty-four".