12031300234 has 4 divisors (see below), whose sum is σ = 18046950354. Its totient is φ = 6015650116.

The previous prime is 12031300201. The next prime is 12031300247. The reversal of 12031300234 is 43200313021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6682572009 + 5348728225 = 81747^2 + 73135^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3007825057 + ... + 3007825060.

Almost surely, 2^12031300234 is an apocalyptic number.

12031300234 is a deficient number, since it is larger than the sum of its proper divisors (6015650120).

12031300234 is an equidigital number, since it uses as much as digits as its factorization.

12031300234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6015650119.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12031300234 its reverse (43200313021), we get a palindrome (55231613255).

The spelling of 12031300234 in words is "twelve billion, thirty-one million, three hundred thousand, two hundred thirty-four".