11220252323 has 4 divisors (see below), whose sum is σ = 12823145520. Its totient is φ = 9617359128.

The previous prime is 11220252317. The next prime is 11220252341. The reversal of 11220252323 is 32325202211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32325202211 = 17 ⋅1901482483.

It is a cyclic number.

It is not a de Polignac number, because 11220252323 - 2⁶ = 11220252259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11220251323) 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, 801446588 + ... + 801446601.

It is an arithmetic number, because the mean of its divisors is an integer number (3205786380).

Almost surely, 2^11220252323 is an apocalyptic number.

11220252323 is a deficient number, since it is larger than the sum of its proper divisors (1602893197).

11220252323 is an equidigital number, since it uses as much as digits as its factorization.

11220252323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602893196.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 11220252323 its reverse (32325202211), we get a palindrome (43545454534).

The spelling of 11220252323 in words is "eleven billion, two hundred twenty million, two hundred fifty-two thousand, three hundred twenty-three".