11320020323 has 8 divisors (see below), whose sum is σ = 11484018000. Its totient is φ = 11157142528.

The previous prime is 11320020319. The next prime is 11320020347. The reversal of 11320020323 is 32302002311.

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 11320020323 - 2² = 11320020319 is a prime.

It is a super-2 number, since 2×11320020323² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11320020623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259598 + ... + 300051.

It is an arithmetic number, because the mean of its divisors is an integer number (1435502250).

Almost surely, 2^11320020323 is an apocalyptic number.

11320020323 is a deficient number, since it is larger than the sum of its proper divisors (163997677).

11320020323 is a wasteful number, since it uses less digits than its factorization.

11320020323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559941.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 11320020323 its reverse (32302002311), we get a palindrome (43622022634).

The spelling of 11320020323 in words is "eleven billion, three hundred twenty million, twenty thousand, three hundred twenty-three".