202132102323 has 4 divisors (see below), whose sum is σ = 269509469768. Its totient is φ = 134754734880.

The previous prime is 202132102321. The next prime is 202132102343. The reversal of 202132102323 is 323201231202.

It is a happy number.

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

It is not a de Polignac number, because 202132102323 - 2¹ = 202132102321 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 202132102323.

It is not an unprimeable number, because it can be changed into a prime (202132102321) 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, 33688683718 + ... + 33688683723.

It is an arithmetic number, because the mean of its divisors is an integer number (67377367442).

Almost surely, 2^202132102323 is an apocalyptic number.

202132102323 is a deficient number, since it is larger than the sum of its proper divisors (67377367445).

202132102323 is an equidigital number, since it uses as much as digits as its factorization.

202132102323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67377367444.

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

Adding to 202132102323 its reverse (323201231202), we get a palindrome (525333333525).

The spelling of 202132102323 in words is "two hundred two billion, one hundred thirty-two million, one hundred two thousand, three hundred twenty-three".