11313302021331 has 4 divisors (see below), whose sum is σ = 15084402695112. Its totient is φ = 7542201347552.

The previous prime is 11313302021279. The next prime is 11313302021353. The reversal of 11313302021331 is 13312020331311.

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 11313302021331 - 2²⁶ = 11313234912467 is a prime.

It is a super-2 number, since 2×11313302021331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11313302021381) 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, 1885550336886 + ... + 1885550336891.

It is an arithmetic number, because the mean of its divisors is an integer number (3771100673778).

Almost surely, 2^{11313302021331} is an apocalyptic number.

11313302021331 is a deficient number, since it is larger than the sum of its proper divisors (3771100673781).

11313302021331 is an equidigital number, since it uses as much as digits as its factorization.

11313302021331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3771100673780.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 11313302021331 its reverse (13312020331311), we get a palindrome (24625322352642).

The spelling of 11313302021331 in words is "eleven trillion, three hundred thirteen billion, three hundred two million, twenty-one thousand, three hundred thirty-one".