11441313131 has 8 divisors (see below), whose sum is σ = 12350443680. Its totient is φ = 10566489472.

The previous prime is 11441313113. The next prime is 11441313137. The reversal of 11441313131 is 13131314411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11441313131 - 2²⁶ = 11374204267 is a prime.

It is a super-2 number, since 2×11441313131² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11441313097 and 11441313106.

It is not an unprimeable number, because it can be changed into a prime (11441313137) 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 7 ways as a sum of consecutive naturals, for example, 8576030 + ... + 8577363.

It is an arithmetic number, because the mean of its divisors is an integer number (1543805460).

Almost surely, 2^11441313131 is an apocalyptic number.

11441313131 is a deficient number, since it is larger than the sum of its proper divisors (909130549).

11441313131 is a wasteful number, since it uses less digits than its factorization.

11441313131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17153445.

The product of its digits is 432, while the sum is 23.

Adding to 11441313131 its reverse (13131314411), we get a palindrome (24572627542).

The spelling of 11441313131 in words is "eleven billion, four hundred forty-one million, three hundred thirteen thousand, one hundred thirty-one".