102202300220321 has 4 divisors (see below), whose sum is σ = 116802628823232. Its totient is φ = 87601971617412.

The previous prime is 102202300220299. The next prime is 102202300220341. The reversal of 102202300220321 is 123022003202201.

It is a happy number.

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 not a de Polignac number, because 102202300220321 - 2¹⁰ = 102202300219297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102202300220293 and 102202300220302.

It is not an unprimeable number, because it can be changed into a prime (102202300220341) 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, 7300164301445 + ... + 7300164301458.

It is an arithmetic number, because the mean of its divisors is an integer number (29200657205808).

Almost surely, 2^{102202300220321} is an apocalyptic number.

It is an amenable number.

102202300220321 is a deficient number, since it is larger than the sum of its proper divisors (14600328602911).

102202300220321 is an equidigital number, since it uses as much as digits as its factorization.

102202300220321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14600328602910.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 102202300220321 its reverse (123022003202201), we get a palindrome (225224303422522).

The spelling of 102202300220321 in words is "one hundred two trillion, two hundred two billion, three hundred million, two hundred twenty thousand, three hundred twenty-one".