102331323330221 has 4 divisors (see below), whose sum is σ = 102331571756832. Its totient is φ = 102331074903612.

The previous prime is 102331323330133. The next prime is 102331323330239. The reversal of 102331323330221 is 122033323133201.

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 102331323330221 - 2¹⁸ = 102331323068077 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 (102331323330251) 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, 123594401 + ... + 124419606.

It is an arithmetic number, because the mean of its divisors is an integer number (25582892939208).

Almost surely, 2^{102331323330221} is an apocalyptic number.

It is an amenable number.

102331323330221 is a deficient number, since it is larger than the sum of its proper divisors (248426611).

102331323330221 is an equidigital number, since it uses as much as digits as its factorization.

102331323330221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248426610.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 102331323330221 its reverse (122033323133201), we get a palindrome (224364646463422).

The spelling of 102331323330221 in words is "one hundred two trillion, three hundred thirty-one billion, three hundred twenty-three million, three hundred thirty thousand, two hundred twenty-one".