11302324421 has 12 divisors (see below), whose sum is σ = 12022045092. Its totient is φ = 10623510528.

The previous prime is 11302324391. The next prime is 11302324433. The reversal of 11302324421 is 12442320311.

It can be written as a sum of positive squares in 6 ways, for example, as 4972900 + 11297351521 = 2230^2 + 106289^2 .

It is a de Polignac number, because none of the positive numbers 2^k-11302324421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11302324921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 198101 + ... + 248693.

It is an arithmetic number, because the mean of its divisors is an integer number (1001837091).

Almost surely, 2^11302324421 is an apocalyptic number.

It is an amenable number.

11302324421 is a deficient number, since it is larger than the sum of its proper divisors (719720671).

11302324421 is an equidigital number, since it uses as much as digits as its factorization.

11302324421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51400 (or 51383 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 11302324421 its reverse (12442320311), we get a palindrome (23744644732).

The spelling of 11302324421 in words is "eleven billion, three hundred two million, three hundred twenty-four thousand, four hundred twenty-one".