201303105 has 16 divisors (see below), whose sum is σ = 326623104. Its totient is φ = 105848960.

The previous prime is 201303101. The next prime is 201303127. The reversal of 201303105 is 501303102.

It is a happy number.

It is not a de Polignac number, because 201303105 - 2² = 201303101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (201303101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93444 + ... + 95573.

It is an arithmetic number, because the mean of its divisors is an integer number (20413944).

Almost surely, 2^201303105 is an apocalyptic number.

It is an amenable number.

201303105 is a deficient number, since it is larger than the sum of its proper divisors (125319999).

201303105 is a wasteful number, since it uses less digits than its factorization.

201303105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189096.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 201303105 is about 14188.1325409654. The cubic root of 201303105 is about 586.0708998382.

Adding to 201303105 its reverse (501303102), we get a palindrome (702606207).

The spelling of 201303105 in words is "two hundred one million, three hundred three thousand, one hundred five".