202312120323 has 8 divisors (see below), whose sum is σ = 269756462848. Its totient is φ = 134871262344.

The previous prime is 202312120321. The next prime is 202312120331. The reversal of 202312120323 is 323021213202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 202312120323 - 2¹ = 202312120321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202312120323.

It is not an unprimeable number, because it can be changed into a prime (202312120321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 732511 + ... + 970152.

It is an arithmetic number, because the mean of its divisors is an integer number (33719557856).

Almost surely, 2^202312120323 is an apocalyptic number.

202312120323 is a deficient number, since it is larger than the sum of its proper divisors (67444342525).

202312120323 is a wasteful number, since it uses less digits than its factorization.

202312120323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1742273.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 202312120323 its reverse (323021213202), we get a palindrome (525333333525).

The spelling of 202312120323 in words is "two hundred two billion, three hundred twelve million, one hundred twenty thousand, three hundred twenty-three".