11021222323 has 4 divisors (see below), whose sum is σ = 11229169968. Its totient is φ = 10813274680.

The previous prime is 11021222309. The next prime is 11021222369. The reversal of 11021222323 is 32322212011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32322212011 = 2389 ⋅13529599.

It is a cyclic number.

It is not a de Polignac number, because 11021222323 - 2¹³ = 11021214131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11021222323.

It is not an unprimeable number, because it can be changed into a prime (11021222123) 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, 103973743 + ... + 103973848.

It is an arithmetic number, because the mean of its divisors is an integer number (2807292492).

Almost surely, 2^11021222323 is an apocalyptic number.

11021222323 is a deficient number, since it is larger than the sum of its proper divisors (207947645).

11021222323 is an equidigital number, since it uses as much as digits as its factorization.

11021222323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207947644.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11021222323 its reverse (32322212011), we get a palindrome (43343434334).

The spelling of 11021222323 in words is "eleven billion, twenty-one million, two hundred twenty-two thousand, three hundred twenty-three".