313240244122211 has 4 divisors (see below), whose sum is σ = 357988850425392. Its totient is φ = 268491637819032.

The previous prime is 313240244122093. The next prime is 313240244122219. The reversal of 313240244122211 is 112221442042313.

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 313240244122211 - 2²² = 313240239927907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313240244122219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22374303151580 + ... + 22374303151593.

It is an arithmetic number, because the mean of its divisors is an integer number (89497212606348).

Almost surely, 2^{313240244122211} is an apocalyptic number.

313240244122211 is a deficient number, since it is larger than the sum of its proper divisors (44748606303181).

313240244122211 is an equidigital number, since it uses as much as digits as its factorization.

313240244122211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44748606303180.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 313240244122211 its reverse (112221442042313), we get a palindrome (425461686164524).

The spelling of 313240244122211 in words is "three hundred thirteen trillion, two hundred forty billion, two hundred forty-four million, one hundred twenty-two thousand, two hundred eleven".