201332101 has 4 divisors (see below), whose sum is σ = 201425292. Its totient is φ = 201238912.

The previous prime is 201332093. The next prime is 201332111. The reversal of 201332101 is 101233102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 118048225 + 83283876 = 10865^2 + 9126^2 .

It is a cyclic number.

It is not a de Polignac number, because 201332101 - 2³ = 201332093 is a prime.

It is a super-2 number, since 2×201332101² = 81069229786148402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201332111) 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, 43276 + ... + 47701.

It is an arithmetic number, because the mean of its divisors is an integer number (50356323).

Almost surely, 2^201332101 is an apocalyptic number.

It is an amenable number.

201332101 is a deficient number, since it is larger than the sum of its proper divisors (93191).

201332101 is an equidigital number, since it uses as much as digits as its factorization.

201332101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93190.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 201332101 is about 14189.1543440756. The cubic root of 201332101 is about 586.0990379966.

Adding to 201332101 its reverse (101233102), we get a palindrome (302565203).

The spelling of 201332101 in words is "two hundred one million, three hundred thirty-two thousand, one hundred one".