201103001 has 8 divisors (see below), whose sum is σ = 219604608. Its totient is φ = 182638000.

The previous prime is 201102997. The next prime is 201103003. The reversal of 201103001 is 100301102.

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 201103001 - 2² = 201102997 is a prime.

It is a super-2 number, since 2×201103001² = 80884834022412002, which contains 22 as substring.

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 201103001.

It is not an unprimeable number, because it can be changed into a prime (201103003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3056 + ... + 20286.

It is an arithmetic number, because the mean of its divisors is an integer number (27450576).

Almost surely, 2^201103001 is an apocalyptic number.

It is an amenable number.

201103001 is a deficient number, since it is larger than the sum of its proper divisors (18501607).

201103001 is a wasteful number, since it uses less digits than its factorization.

201103001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18303.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 201103001 is about 14181.0789786955. The cubic root of 201103001 is about 585.8766421761.

Adding to 201103001 its reverse (100301102), we get a palindrome (301404103).

The spelling of 201103001 in words is "two hundred one million, one hundred three thousand, one".