313201122011 has 4 divisors (see below), whose sum is σ = 313210926024. Its totient is φ = 313191318000.

The previous prime is 313201122007. The next prime is 313201122019. The reversal of 313201122011 is 110221102313.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110221102313 = 7 ⋅15745871759.

It is a cyclic number.

It is not a de Polignac number, because 313201122011 - 2² = 313201122007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313201122019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4853930 + ... + 4918031.

It is an arithmetic number, because the mean of its divisors is an integer number (78302731506).

Almost surely, 2^313201122011 is an apocalyptic number.

313201122011 is a deficient number, since it is larger than the sum of its proper divisors (9804013).

313201122011 is an equidigital number, since it uses as much as digits as its factorization.

313201122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9804012.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 313201122011 its reverse (110221102313), we get a palindrome (423422224324).

The spelling of 313201122011 in words is "three hundred thirteen billion, two hundred one million, one hundred twenty-two thousand, eleven".