12042014243 has 16 divisors (see below), whose sum is σ = 14881895424. Its totient is φ = 9507868800.

The previous prime is 12042014197. The next prime is 12042014261. The reversal of 12042014243 is 34241024021.

It is not a de Polignac number, because 12042014243 - 2¹⁶ = 12041948707 is a prime.

It is a super-2 number, since 2×12042014243² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12042014443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1070933 + ... + 1082118.

It is an arithmetic number, because the mean of its divisors is an integer number (930118464).

Almost surely, 2^12042014243 is an apocalyptic number.

12042014243 is a deficient number, since it is larger than the sum of its proper divisors (2839881181).

12042014243 is a wasteful number, since it uses less digits than its factorization.

12042014243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2153122.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 12042014243 its reverse (34241024021), we get a palindrome (46283038264).

The spelling of 12042014243 in words is "twelve billion, forty-two million, fourteen thousand, two hundred forty-three".