12042022321013 has 16 divisors (see below), whose sum is σ = 12323007745776. Its totient is φ = 11763094387200.

The previous prime is 12042022321001. The next prime is 12042022321027. The reversal of 12042022321013 is 31012322024021.

It can be written as a sum of positive squares in 8 ways, for example, as 2328621064324 + 9713401256689 = 1525982^2 + 3116633^2 .

It is a cyclic number.

It is not a de Polignac number, because 12042022321013 - 2¹² = 12042022316917 is a prime.

It is a Duffinian number.

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 12042022321013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12042022323013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18784745 + ... + 19415217.

It is an arithmetic number, because the mean of its divisors is an integer number (770187984111).

Almost surely, 2^{12042022321013} is an apocalyptic number.

It is an amenable number.

12042022321013 is a deficient number, since it is larger than the sum of its proper divisors (280985424763).

12042022321013 is a wasteful number, since it uses less digits than its factorization.

12042022321013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632104.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12042022321013 its reverse (31012322024021), we get a palindrome (43054344345034).

The spelling of 12042022321013 in words is "twelve trillion, forty-two billion, twenty-two million, three hundred twenty-one thousand, thirteen".