202300020030221 has 4 divisors (see below), whose sum is σ = 202357377567072. Its totient is φ = 202242662493372.

The previous prime is 202300020030217. The next prime is 202300020030223. The reversal of 202300020030221 is 122030020003202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 202300020030221 - 2² = 202300020030217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202300020030221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202300020030223) 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, 28678763135 + ... + 28678770188.

It is an arithmetic number, because the mean of its divisors is an integer number (50589344391768).

Almost surely, 2^{202300020030221} is an apocalyptic number.

It is an amenable number.

202300020030221 is a deficient number, since it is larger than the sum of its proper divisors (57357536851).

202300020030221 is an equidigital number, since it uses as much as digits as its factorization.

202300020030221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57357536850.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 202300020030221 its reverse (122030020003202), we get a palindrome (324330040033423).

The spelling of 202300020030221 in words is "two hundred two trillion, three hundred billion, twenty million, thirty thousand, two hundred twenty-one".