12042232311 has 8 divisors (see below), whose sum is σ = 16066221424. Its totient is φ = 8023199040.

The previous prime is 12042232273. The next prime is 12042232313. The reversal of 12042232311 is 11323224021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12042232311 - 2¹⁰ = 12042231287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12042232313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1233286 + ... + 1243011.

It is an arithmetic number, because the mean of its divisors is an integer number (2008277678).

Almost surely, 2^12042232311 is an apocalyptic number.

12042232311 is a deficient number, since it is larger than the sum of its proper divisors (4023989113).

12042232311 is a wasteful number, since it uses less digits than its factorization.

12042232311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2477921.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12042232311 its reverse (11323224021), we get a palindrome (23365456332).

The spelling of 12042232311 in words is "twelve billion, forty-two million, two hundred thirty-two thousand, three hundred eleven".