102330102020221 has 4 divisors (see below), whose sum is σ = 102901778568000. Its totient is φ = 101758425472444.

The previous prime is 102330102020219. The next prime is 102330102020227. The reversal of 102330102020221 is 122020201033201.

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 102330102020221 - 2¹ = 102330102020219 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 (102330102020227) 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, 285838273621 + ... + 285838273978.

It is an arithmetic number, because the mean of its divisors is an integer number (25725444642000).

Almost surely, 2^{102330102020221} is an apocalyptic number.

It is an amenable number.

102330102020221 is a deficient number, since it is larger than the sum of its proper divisors (571676547779).

102330102020221 is an equidigital number, since it uses as much as digits as its factorization.

102330102020221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571676547778.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 102330102020221 its reverse (122020201033201), we get a palindrome (224350303053422).

The spelling of 102330102020221 in words is "one hundred two trillion, three hundred thirty billion, one hundred two million, twenty thousand, two hundred twenty-one".