12424044042421 has 8 divisors (see below), whose sum is σ = 13565571619104. Its totient is φ = 11284527970320.

The previous prime is 12424044042419. The next prime is 12424044042467.

12424044042421 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 12424044042421 - 2¹ = 12424044042419 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 (12424044442421) 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, 502863226 + ... + 502887931.

It is an arithmetic number, because the mean of its divisors is an integer number (1695696452388).

Almost surely, 2^{12424044042421} is an apocalyptic number.

12424044042421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12424044042421 is a deficient number, since it is larger than the sum of its proper divisors (1141527576683).

12424044042421 is a wasteful number, since it uses less digits than its factorization.

12424044042421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005752291.

The product of its (nonzero) digits is 65536, while the sum is 34.

It can be divided in two parts, 1242404 and 4042421, that added together give a palindrome (5284825).

The spelling of 12424044042421 in words is "twelve trillion, four hundred twenty-four billion, forty-four million, forty-two thousand, four hundred twenty-one".