21013022230303 has 8 divisors (see below), whose sum is σ = 22122362859120. Its totient is φ = 19904020810560.

The previous prime is 21013022230261. The next prime is 21013022230363. The reversal of 21013022230303 is 30303222031012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21013022230303 - 2¹³ = 21013022222111 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 (21013022230363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84675100 + ... + 84922897.

It is an arithmetic number, because the mean of its divisors is an integer number (2765295357390).

Almost surely, 2^{21013022230303} is an apocalyptic number.

21013022230303 is a deficient number, since it is larger than the sum of its proper divisors (1109340628817).

21013022230303 is a wasteful number, since it uses less digits than its factorization.

21013022230303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169604537.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 21013022230303 its reverse (30303222031012), we get a palindrome (51316244261315).

The spelling of 21013022230303 in words is "twenty-one trillion, thirteen billion, twenty-two million, two hundred thirty thousand, three hundred three".