11323021193 has 4 divisors (see below), whose sum is σ = 12352386768. Its totient is φ = 10293655620.

The previous prime is 11323021189. The next prime is 11323021211. The reversal of 11323021193 is 39112032311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11323021193 - 2² = 11323021189 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11323021123) 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, 514682771 + ... + 514682792.

It is an arithmetic number, because the mean of its divisors is an integer number (3088096692).

Almost surely, 2^11323021193 is an apocalyptic number.

It is an amenable number.

11323021193 is a deficient number, since it is larger than the sum of its proper divisors (1029365575).

11323021193 is a wasteful number, since it uses less digits than its factorization.

11323021193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029365574.

The product of its (nonzero) digits is 972, while the sum is 26.

The spelling of 11323021193 in words is "eleven billion, three hundred twenty-three million, twenty-one thousand, one hundred ninety-three".