11021223299 has 4 divisors (see below), whose sum is σ = 11022525240. Its totient is φ = 11019921360.

The previous prime is 11021223271. The next prime is 11021223313. The reversal of 11021223299 is 99232212011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99232212011 = 53 ⋅1872305887.

It is a cyclic number.

It is not a de Polignac number, because 11021223299 - 2²⁰ = 11020174723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11021223799) 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, 638189 + ... + 655230.

It is an arithmetic number, because the mean of its divisors is an integer number (2755631310).

Almost surely, 2^11021223299 is an apocalyptic number.

11021223299 is a deficient number, since it is larger than the sum of its proper divisors (1301941).

11021223299 is an equidigital number, since it uses as much as digits as its factorization.

11021223299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301940.

The product of its (nonzero) digits is 3888, while the sum is 32.

The spelling of 11021223299 in words is "eleven billion, twenty-one million, two hundred twenty-three thousand, two hundred ninety-nine".