244321215113 has 4 divisors (see below), whose sum is σ = 244353986580. Its totient is φ = 244288443648.

The previous prime is 244321215109. The next prime is 244321215209. The reversal of 244321215113 is 311512123442.

It is a happy number.

244321215113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 129055533049 + 115265682064 = 359243^2 + 339508^2 .

It is a cyclic number.

It is not a de Polignac number, because 244321215113 - 2² = 244321215109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244321215013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16374548 + ... + 16389461.

It is an arithmetic number, because the mean of its divisors is an integer number (61088496645).

Almost surely, 2^244321215113 is an apocalyptic number.

It is an amenable number.

244321215113 is a deficient number, since it is larger than the sum of its proper divisors (32771467).

244321215113 is an equidigital number, since it uses as much as digits as its factorization.

244321215113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32771466.

The product of its digits is 5760, while the sum is 29.

Adding to 244321215113 its reverse (311512123442), we get a palindrome (555833338555).

The spelling of 244321215113 in words is "two hundred forty-four billion, three hundred twenty-one million, two hundred fifteen thousand, one hundred thirteen".