2442421155213 has 12 divisors (see below), whose sum is σ = 3799321797180. Its totient is φ = 1503028403136.

The previous prime is 2442421155193. The next prime is 2442421155227. The reversal of 2442421155213 is 3125511242442.

2442421155213 is a `hidden beast` number, since 2 + 4 + 4 + 2 + 421 + 15 + 5 + 213 = 666.

2442421155213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1551713679684 + 890707475529 = 1245678^2 + 943773^2 .

It is not a de Polignac number, because 2442421155213 - 2⁶ = 2442421155149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2442421155233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10437697128 + ... + 10437697361.

It is an arithmetic number, because the mean of its divisors is an integer number (316610149765).

Almost surely, 2^{2442421155213} is an apocalyptic number.

It is an amenable number.

2442421155213 is a deficient number, since it is larger than the sum of its proper divisors (1356900641967).

2442421155213 is a wasteful number, since it uses less digits than its factorization.

2442421155213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20875394508 (or 20875394505 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

Adding to 2442421155213 its reverse (3125511242442), we get a palindrome (5567932397655).

The spelling of 2442421155213 in words is "two trillion, four hundred forty-two billion, four hundred twenty-one million, one hundred fifty-five thousand, two hundred thirteen".