11320241331 has 16 divisors (see below), whose sum is σ = 17259527168. Its totient is φ = 6465096000.

The previous prime is 11320241329. The next prime is 11320241341. The reversal of 11320241331 is 13314202311.

It is not a de Polignac number, because 11320241331 - 2¹ = 11320241329 is a prime.

It is a super-2 number, since 2×11320241331² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11320241298 and 11320241307.

It is not an unprimeable number, because it can be changed into a prime (11320241311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111835 + ... + 187476.

It is an arithmetic number, because the mean of its divisors is an integer number (1078720448).

Almost surely, 2^11320241331 is an apocalyptic number.

11320241331 is a deficient number, since it is larger than the sum of its proper divisors (5939285837).

11320241331 is a wasteful number, since it uses less digits than its factorization.

11320241331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301122.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11320241331 its reverse (13314202311), we get a palindrome (24634443642).

The spelling of 11320241331 in words is "eleven billion, three hundred twenty million, two hundred forty-one thousand, three hundred thirty-one".