201040400323 has 8 divisors (see below), whose sum is σ = 230544625248. Its totient is φ = 171732217344.

The previous prime is 201040400291. The next prime is 201040400329. The reversal of 201040400323 is 323004040102.

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

It is a cyclic number.

It is not a de Polignac number, because 201040400323 - 2⁵ = 201040400291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201040400323.

It is not an unprimeable number, because it can be changed into a prime (201040400329) 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, 49008286 + ... + 49012387.

It is an arithmetic number, because the mean of its divisors is an integer number (28818078156).

Almost surely, 2^201040400323 is an apocalyptic number.

201040400323 is a deficient number, since it is larger than the sum of its proper divisors (29504224925).

201040400323 is an equidigital number, since it uses as much as digits as its factorization.

201040400323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98020973.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 201040400323 its reverse (323004040102), we get a palindrome (524044440425).

The spelling of 201040400323 in words is "two hundred one billion, forty million, four hundred thousand, three hundred twenty-three".