11313311031321 has 16 divisors (see below), whose sum is σ = 16372665759744. Its totient is φ = 6907218361344.

The previous prime is 11313311031307. The next prime is 11313311031331. The reversal of 11313311031321 is 12313011331311.

It is not a de Polignac number, because 11313311031321 - 2⁵ = 11313311031289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11313311031291 and 11313311031300.

It is not an unprimeable number, because it can be changed into a prime (11313311031301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1142061576 + ... + 1142071481.

It is an arithmetic number, because the mean of its divisors is an integer number (1023291609984).

Almost surely, 2^{11313311031321} is an apocalyptic number.

It is an amenable number.

11313311031321 is a deficient number, since it is larger than the sum of its proper divisors (5059354728423).

11313311031321 is a wasteful number, since it uses less digits than its factorization.

11313311031321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2284133200.

The product of its (nonzero) digits is 486, while the sum is 24.

Adding to 11313311031321 its reverse (12313011331311), we get a palindrome (23626322362632).

The spelling of 11313311031321 in words is "eleven trillion, three hundred thirteen billion, three hundred eleven million, thirty-one thousand, three hundred twenty-one".