201323031130103 has 16 divisors (see below), whose sum is σ = 209453734172160. Its totient is φ = 193364205497856.

The previous prime is 201323031130097. The next prime is 201323031130141. The reversal of 201323031130103 is 301031130323102.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201323031130103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201323031130153) 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 15 ways as a sum of consecutive naturals, for example, 61312601 + ... + 64512642.

It is an arithmetic number, because the mean of its divisors is an integer number (13090858385760).

Almost surely, 2^{201323031130103} is an apocalyptic number.

201323031130103 is a deficient number, since it is larger than the sum of its proper divisors (8130703042057).

201323031130103 is a wasteful number, since it uses less digits than its factorization.

201323031130103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125825926.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 201323031130103 its reverse (301031130323102), we get a palindrome (502354161453205).

The spelling of 201323031130103 in words is "two hundred one trillion, three hundred twenty-three billion, thirty-one million, one hundred thirty thousand, one hundred three".