202102310010323 has 4 divisors (see below), whose sum is σ = 202439709526800. Its totient is φ = 201764910493848.

The previous prime is 202102310010319. The next prime is 202102310010361. The reversal of 202102310010323 is 323010013201202.

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 202102310010323 - 2² = 202102310010319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202102310010295 and 202102310010304.

It is not an unprimeable number, because it can be changed into a prime (202102310030323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168699757340 + ... + 168699758537.

It is an arithmetic number, because the mean of its divisors is an integer number (50609927381700).

Almost surely, 2^{202102310010323} is an apocalyptic number.

202102310010323 is a deficient number, since it is larger than the sum of its proper divisors (337399516477).

202102310010323 is an equidigital number, since it uses as much as digits as its factorization.

202102310010323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337399516476.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 202102310010323 its reverse (323010013201202), we get a palindrome (525112323211525).

The spelling of 202102310010323 in words is "two hundred two trillion, one hundred two billion, three hundred ten million, ten thousand, three hundred twenty-three".