102020320323303 has 16 divisors (see below), whose sum is σ = 138193634806656. Its totient is φ = 66932280565920.

The previous prime is 102020320323239. The next prime is 102020320323349. The reversal of 102020320323303 is 303323023020201.

It is not a de Polignac number, because 102020320323303 - 2⁶ = 102020320323239 is a prime.

It is a super-2 number, since 2×102020320323303² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102020320323373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250321453 + ... + 250728678.

It is an arithmetic number, because the mean of its divisors is an integer number (8637102175416).

Almost surely, 2^{102020320323303} is an apocalyptic number.

102020320323303 is a deficient number, since it is larger than the sum of its proper divisors (36173314483353).

102020320323303 is a wasteful number, since it uses less digits than its factorization.

102020320323303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501051214.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 102020320323303 its reverse (303323023020201), we get a palindrome (405343343343504).

The spelling of 102020320323303 in words is "one hundred two trillion, twenty billion, three hundred twenty million, three hundred twenty-three thousand, three hundred three".