12042232043 has 4 divisors (see below), whose sum is σ = 12194665440. Its totient is φ = 11889798648.

The previous prime is 12042232019. The next prime is 12042232067. The reversal of 12042232043 is 34023224021.

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

It is an interprime number because it is at equal distance from previous prime (12042232019) and next prime (12042232067).

It is a cyclic number.

It is not a de Polignac number, because 12042232043 - 2¹² = 12042227947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12042132043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76216580 + ... + 76216737.

It is an arithmetic number, because the mean of its divisors is an integer number (3048666360).

Almost surely, 2^12042232043 is an apocalyptic number.

12042232043 is a deficient number, since it is larger than the sum of its proper divisors (152433397).

12042232043 is an equidigital number, since it uses as much as digits as its factorization.

12042232043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152433396.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 12042232043 its reverse (34023224021), we get a palindrome (46065456064).

The spelling of 12042232043 in words is "twelve billion, forty-two million, two hundred thirty-two thousand, forty-three".