244220241320311 has 4 divisors (see below), whose sum is σ = 244263215149912. Its totient is φ = 244177267490712.

The previous prime is 244220241320309. The next prime is 244220241320351. The reversal of 244220241320311 is 113023142022442.

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

It is a cyclic number.

It is not a de Polignac number, because 244220241320311 - 2¹ = 244220241320309 is a prime.

It is a super-2 number, since 2×244220241320311² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244220241320351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21486906276 + ... + 21486917641.

It is an arithmetic number, because the mean of its divisors is an integer number (61065803787478).

Almost surely, 2^{244220241320311} is an apocalyptic number.

244220241320311 is a deficient number, since it is larger than the sum of its proper divisors (42973829601).

244220241320311 is an equidigital number, since it uses as much as digits as its factorization.

244220241320311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42973829600.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 244220241320311 its reverse (113023142022442), we get a palindrome (357243383342753).

The spelling of 244220241320311 in words is "two hundred forty-four trillion, two hundred twenty billion, two hundred forty-one million, three hundred twenty thousand, three hundred eleven".