201013303 has 4 divisors (see below), whose sum is σ = 202892040. Its totient is φ = 199134568.

The previous prime is 201013291. The next prime is 201013349. The reversal of 201013303 is 303310102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 303310102 = 2 ⋅151655051.

It is a cyclic number.

It is not a de Polignac number, because 201013303 - 2²⁵ = 167458871 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 (201013363) 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, 939208 + ... + 939421.

It is an arithmetic number, because the mean of its divisors is an integer number (50723010).

Almost surely, 2^201013303 is an apocalyptic number.

201013303 is a deficient number, since it is larger than the sum of its proper divisors (1878737).

201013303 is a wasteful number, since it uses less digits than its factorization.

201013303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1878736.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 201013303 is about 14177.9160316317. The cubic root of 201013303 is about 585.7895230084.

Adding to 201013303 its reverse (303310102), we get a palindrome (504323405).

The spelling of 201013303 in words is "two hundred one million, thirteen thousand, three hundred three".