11322233021 has 16 divisors (see below), whose sum is σ = 12396706560. Its totient is φ = 10255365120.

The previous prime is 11322233003. The next prime is 11322233033. The reversal of 11322233021 is 12033222311.

It is a de Polignac number, because none of the positive numbers 2^k-11322233021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11322232984 and 11322233002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11322233071) 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, 4730201 + ... + 4732593.

It is an arithmetic number, because the mean of its divisors is an integer number (774794160).

Almost surely, 2^11322233021 is an apocalyptic number.

11322233021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11322233021 is a deficient number, since it is larger than the sum of its proper divisors (1074473539).

11322233021 is a wasteful number, since it uses less digits than its factorization.

11322233021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3796.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11322233021 its reverse (12033222311), we get a palindrome (23355455332).

The spelling of 11322233021 in words is "eleven billion, three hundred twenty-two million, two hundred thirty-three thousand, twenty-one".