20221020130303 has 4 divisors (see below), whose sum is σ = 20222061021720. Its totient is φ = 20219979238888.

The previous prime is 20221020130301. The next prime is 20221020130369. The reversal of 20221020130303 is 30303102012202.

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 20221020130303 - 2¹ = 20221020130301 is a prime.

It is a super-2 number, since 2×20221020130303² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20221020130301) 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, 520416568 + ... + 520455421.

It is an arithmetic number, because the mean of its divisors is an integer number (5055515255430).

Almost surely, 2^{20221020130303} is an apocalyptic number.

20221020130303 is a deficient number, since it is larger than the sum of its proper divisors (1040891417).

20221020130303 is a wasteful number, since it uses less digits than its factorization.

20221020130303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040891416.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20221020130303 its reverse (30303102012202), we get a palindrome (50524122142505).

The spelling of 20221020130303 in words is "twenty trillion, two hundred twenty-one billion, twenty million, one hundred thirty thousand, three hundred three".