12001110434 has 4 divisors (see below), whose sum is σ = 18001665654. Its totient is φ = 6000555216.

The previous prime is 12001110379. The next prime is 12001110437. The reversal of 12001110434 is 43401110021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43401110021 = 6043 ⋅7182047.

It can be written as a sum of positive squares in only one way, i.e., 8724120409 + 3276990025 = 93403^2 + 57245^2 .

It is not an unprimeable number, because it can be changed into a prime (12001110437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3000277607 + ... + 3000277610.

Almost surely, 2^12001110434 is an apocalyptic number.

12001110434 is a deficient number, since it is larger than the sum of its proper divisors (6000555220).

12001110434 is an equidigital number, since it uses as much as digits as its factorization.

12001110434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6000555219.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12001110434 its reverse (43401110021), we get a palindrome (55402220455).

The spelling of 12001110434 in words is "twelve billion, one million, one hundred ten thousand, four hundred thirty-four".