11323320213403 has 4 divisors (see below), whose sum is σ = 12352712960088. Its totient is φ = 10293927466720.

The previous prime is 11323320213379. The next prime is 11323320213419. The reversal of 11323320213403 is 30431202332311.

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 11323320213403 - 2⁵ = 11323320213371 is a prime.

It is a super-2 number, since 2×11323320213403² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11323320213433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 514696373326 + ... + 514696373347.

It is an arithmetic number, because the mean of its divisors is an integer number (3088178240022).

Almost surely, 2^{11323320213403} is an apocalyptic number.

11323320213403 is a deficient number, since it is larger than the sum of its proper divisors (1029392746685).

11323320213403 is a wasteful number, since it uses less digits than its factorization.

11323320213403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029392746684.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 11323320213403 its reverse (30431202332311), we get a palindrome (41754522545714).

The spelling of 11323320213403 in words is "eleven trillion, three hundred twenty-three billion, three hundred twenty million, two hundred thirteen thousand, four hundred three".