201030332101 has 4 divisors (see below), whose sum is σ = 212855645772. Its totient is φ = 189205018432.

The previous prime is 201030332077. The next prime is 201030332117. The reversal of 201030332101 is 101233030102.

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 157826631076 + 43203701025 = 397274^2 + 207855^2 .

It is a cyclic number.

It is not a de Polignac number, because 201030332101 - 2⁷ = 201030331973 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 (201030332141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5912656810 + ... + 5912656843.

It is an arithmetic number, because the mean of its divisors is an integer number (53213911443).

Almost surely, 2^201030332101 is an apocalyptic number.

It is an amenable number.

201030332101 is a deficient number, since it is larger than the sum of its proper divisors (11825313671).

201030332101 is a wasteful number, since it uses less digits than its factorization.

201030332101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11825313670.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 201030332101 its reverse (101233030102), we get a palindrome (302263362203).

The spelling of 201030332101 in words is "two hundred one billion, thirty million, three hundred thirty-two thousand, one hundred one".