12024044042021 has 4 divisors (see below), whose sum is σ = 13117138954944. Its totient is φ = 10930949129100.

The previous prime is 12024044041939. The next prime is 12024044042029.

It is a happy number.

12024044042021 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12024044042021 - 2¹⁸ = 12024043779877 is a prime.

It is a super-2 number, since 2×12024044042021² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12024044042029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546547456445 + ... + 546547456466.

It is an arithmetic number, because the mean of its divisors is an integer number (3279284738736).

Almost surely, 2^{12024044042021} is an apocalyptic number.

12024044042021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12024044042021 is a deficient number, since it is larger than the sum of its proper divisors (1093094912923).

12024044042021 is a wasteful number, since it uses less digits than its factorization.

12024044042021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093094912922.

The product of its (nonzero) digits is 4096, while the sum is 26.

It can be divided in two parts, 1202404 and 4042021, that added together give a palindrome (5244425).

The spelling of 12024044042021 in words is "twelve trillion, twenty-four billion, forty-four million, forty-two thousand, twenty-one".