11201011223 has 4 divisors (see below), whose sum is σ = 11214556200. Its totient is φ = 11187466248.

The previous prime is 11201011193. The next prime is 11201011229. The reversal of 11201011223 is 32211010211.

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 11201011223 - 2²⁸ = 10932575767 is a prime.

It is a super-3 number, since 3×11201011223³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11201011198 and 11201011207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201011229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6771248 + ... + 6772901.

It is an arithmetic number, because the mean of its divisors is an integer number (2803639050).

Almost surely, 2^11201011223 is an apocalyptic number.

11201011223 is a deficient number, since it is larger than the sum of its proper divisors (13544977).

11201011223 is an equidigital number, since it uses as much as digits as its factorization.

11201011223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13544976.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11201011223 its reverse (32211010211), we get a palindrome (43412021434).

The spelling of 11201011223 in words is "eleven billion, two hundred one million, eleven thousand, two hundred twenty-three".