102120323303 has 4 divisors (see below), whose sum is σ = 103350688728. Its totient is φ = 100889957880.

The previous prime is 102120323299. The next prime is 102120323353. The reversal of 102120323303 is 303323021201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102120323303 - 2² = 102120323299 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 (102120323353) 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, 615182588 + ... + 615182753.

It is an arithmetic number, because the mean of its divisors is an integer number (25837672182).

Almost surely, 2^102120323303 is an apocalyptic number.

102120323303 is a deficient number, since it is larger than the sum of its proper divisors (1230365425).

102120323303 is an equidigital number, since it uses as much as digits as its factorization.

102120323303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230365424.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 102120323303 its reverse (303323021201), we get a palindrome (405443344504).

The spelling of 102120323303 in words is "one hundred two billion, one hundred twenty million, three hundred twenty-three thousand, three hundred three".