201201232323 has 32 divisors (see below), whose sum is σ = 340827246592. Its totient is φ = 102704630400.

The previous prime is 201201232313. The next prime is 201201232357. The reversal of 201201232323 is 323232102102.

It is a happy number.

201201232323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 201201232323 - 2⁶ = 201201232259 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 201201232323.

It is not an unprimeable number, because it can be changed into a prime (201201232303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11878648 + ... + 11895573.

It is an arithmetic number, because the mean of its divisors is an integer number (10650851456).

Almost surely, 2^201201232323 is an apocalyptic number.

201201232323 is a deficient number, since it is larger than the sum of its proper divisors (139626014269).

201201232323 is a wasteful number, since it uses less digits than its factorization.

201201232323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23774275.

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

Adding to 201201232323 its reverse (323232102102), we get a palindrome (524433334425).

The spelling of 201201232323 in words is "two hundred one billion, two hundred one million, two hundred thirty-two thousand, three hundred twenty-three".