102320322121 has 4 divisors (see below), whose sum is σ = 102331933200. Its totient is φ = 102308711044.

The previous prime is 102320322119. The next prime is 102320322131. The reversal of 102320322121 is 121223023201.

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 102320322121 - 2¹ = 102320322119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102320322131) 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, 5792311 + ... + 5809948.

It is an arithmetic number, because the mean of its divisors is an integer number (25582983300).

Almost surely, 2^102320322121 is an apocalyptic number.

It is an amenable number.

102320322121 is a deficient number, since it is larger than the sum of its proper divisors (11611079).

102320322121 is an equidigital number, since it uses as much as digits as its factorization.

102320322121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11611078.

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

Adding to 102320322121 its reverse (121223023201), we get a palindrome (223543345322).

The spelling of 102320322121 in words is "one hundred two billion, three hundred twenty million, three hundred twenty-two thousand, one hundred twenty-one".