22013303 has 4 divisors (see below), whose sum is σ = 23706648. Its totient is φ = 20319960.

The previous prime is 22013281. The next prime is 22013339. The reversal of 22013303 is 30331022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22013303 - 2⁶ = 22013239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22013393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 846653 + ... + 846678.

It is an arithmetic number, because the mean of its divisors is an integer number (5926662).

Almost surely, 2^22013303 is an apocalyptic number.

22013303 is a deficient number, since it is larger than the sum of its proper divisors (1693345).

22013303 is a wasteful number, since it uses less digits than its factorization.

22013303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693344.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 22013303 is about 4691.8336500775. The cubic root of 22013303 is about 280.2603997602.

Adding to 22013303 its reverse (30331022), we get a palindrome (52344325).

The spelling of 22013303 in words is "twenty-two million, thirteen thousand, three hundred three".