11321340204340 has 48 divisors (see below), whose sum is σ = 23800092361920. Its totient is φ = 4523722963200.

The previous prime is 11321340204311. The next prime is 11321340204379. The reversal of 11321340204340 is 4340204312311.

It is a happy number.

11321340204340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11321340204299 and 11321340204308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110921851 + ... + 111023869.

It is an arithmetic number, because the mean of its divisors is an integer number (495835257540).

Almost surely, 2^{11321340204340} is an apocalyptic number.

11321340204340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11321340204340 is an abundant number, since it is smaller than the sum of its proper divisors (12478752157580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11321340204340 is a wasteful number, since it uses less digits than its factorization.

11321340204340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107872 (or 107870 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 11321340204340 its reverse (4340204312311), we get a palindrome (15661544516651).

The spelling of 11321340204340 in words is "eleven trillion, three hundred twenty-one billion, three hundred forty million, two hundred four thousand, three hundred forty".