102233210221 has 4 divisors (see below), whose sum is σ = 105531055744. Its totient is φ = 98935364700.

The previous prime is 102233210207. The next prime is 102233210227. The reversal of 102233210221 is 122012332201.

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 102233210221 - 2⁹ = 102233209709 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 (102233210227) 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, 1648922715 + ... + 1648922776.

It is an arithmetic number, because the mean of its divisors is an integer number (26382763936).

Almost surely, 2^102233210221 is an apocalyptic number.

It is an amenable number.

102233210221 is a deficient number, since it is larger than the sum of its proper divisors (3297845523).

102233210221 is an equidigital number, since it uses as much as digits as its factorization.

102233210221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3297845522.

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

Adding to 102233210221 its reverse (122012332201), we get a palindrome (224245542422).

The spelling of 102233210221 in words is "one hundred two billion, two hundred thirty-three million, two hundred ten thousand, two hundred twenty-one".