201000131012323 has 4 divisors (see below), whose sum is σ = 201634200826560. Its totient is φ = 200366061198088.

The previous prime is 201000131012309. The next prime is 201000131012347. The reversal of 201000131012323 is 323210131000102.

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 201000131012323 - 2⁹ = 201000131011811 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 201000131012323.

It is not an unprimeable number, because it can be changed into a prime (201000131012363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317034906643 + ... + 317034907276.

It is an arithmetic number, because the mean of its divisors is an integer number (50408550206640).

Almost surely, 2^{201000131012323} is an apocalyptic number.

201000131012323 is a deficient number, since it is larger than the sum of its proper divisors (634069814237).

201000131012323 is an equidigital number, since it uses as much as digits as its factorization.

201000131012323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634069814236.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 201000131012323 its reverse (323210131000102), we get a palindrome (524210262012425).

The spelling of 201000131012323 in words is "two hundred one trillion, one hundred thirty-one million, twelve thousand, three hundred twenty-three".