11301021223 has 16 divisors (see below), whose sum is σ = 12049853760. Its totient is φ = 10581177600.

The previous prime is 11301021197. The next prime is 11301021233. The reversal of 11301021223 is 32212010311.

It is a cyclic number.

It is not a de Polignac number, because 11301021223 - 2¹⁷ = 11300890151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11301021197 and 11301021206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11301021233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80611 + ... + 170587.

It is an arithmetic number, because the mean of its divisors is an integer number (753115860).

Almost surely, 2^11301021223 is an apocalyptic number.

11301021223 is a deficient number, since it is larger than the sum of its proper divisors (748832537).

11301021223 is an equidigital number, since it uses as much as digits as its factorization.

11301021223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90138.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11301021223 its reverse (32212010311), we get a palindrome (43513031534).

The spelling of 11301021223 in words is "eleven billion, three hundred one million, twenty-one thousand, two hundred twenty-three".