12042244224021 has 16 divisors (see below), whose sum is σ = 18277556451840. Its totient is φ = 6981011143920.

The previous prime is 12042244223969. The next prime is 12042244224097.

12042244224021 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 12042244224021 - 2³⁹ = 11492488410133 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12042244224021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12042244224121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7932966451 + ... + 7932967968.

It is an arithmetic number, because the mean of its divisors is an integer number (1142347278240).

Almost surely, 2^{12042244224021} is an apocalyptic number.

12042244224021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12042244224021 is a deficient number, since it is larger than the sum of its proper divisors (6235312227819).

12042244224021 is a wasteful number, since it uses less digits than its factorization.

12042244224021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15865934456.

The product of its (nonzero) digits is 16384, while the sum is 30.

It can be divided in two parts, 1204224 and 4224021, that added together give a palindrome (5428245).

The spelling of 12042244224021 in words is "twelve trillion, forty-two billion, two hundred forty-four million, two hundred twenty-four thousand, twenty-one".