2021303222303 has 16 divisors (see below), whose sum is σ = 2097683987904. Its totient is φ = 1946157845760.

The previous prime is 2021303222273. The next prime is 2021303222311. The reversal of 2021303222303 is 3032223031202.

It is a cyclic number.

It is not a de Polignac number, because 2021303222303 - 2¹⁶ = 2021303156767 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 (2021303222353) 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, 977918 + ... + 2235828.

It is an arithmetic number, because the mean of its divisors is an integer number (131105249244).

Almost surely, 2^{2021303222303} is an apocalyptic number.

2021303222303 is a deficient number, since it is larger than the sum of its proper divisors (76380765601).

2021303222303 is a wasteful number, since it uses less digits than its factorization.

2021303222303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1258402.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 2021303222303 its reverse (3032223031202), we get a palindrome (5053526253505).

The spelling of 2021303222303 in words is "two trillion, twenty-one billion, three hundred three million, two hundred twenty-two thousand, three hundred three".