12114043442 has 4 divisors (see below), whose sum is σ = 18171065166. Its totient is φ = 6057021720.

The previous prime is 12114043441. The next prime is 12114043457. The reversal of 12114043442 is 24434041121.

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., 11968141201 + 145902241 = 109399^2 + 12079^2 .

It is a super-3 number, since 3×12114043442³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (12114043441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3028510859 + ... + 3028510862.

Almost surely, 2^12114043442 is an apocalyptic number.

12114043442 is a deficient number, since it is larger than the sum of its proper divisors (6057021724).

12114043442 is an equidigital number, since it uses as much as digits as its factorization.

12114043442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6057021723.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 12114043442 its reverse (24434041121), we get a palindrome (36548084563).

The spelling of 12114043442 in words is "twelve billion, one hundred fourteen million, forty-three thousand, four hundred forty-two".