33120101 has 8 divisors (see below), whose sum is σ = 38657280. Its totient is φ = 27784368.

The previous prime is 33120091. The next prime is 33120103. The reversal of 33120101 is 10102133.

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 33120101 - 2¹⁴ = 33103717 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 (33120103) 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, 50006 + ... + 50663.

It is an arithmetic number, because the mean of its divisors is an integer number (4832160).

Almost surely, 2^33120101 is an apocalyptic number.

It is an amenable number.

33120101 is a deficient number, since it is larger than the sum of its proper divisors (5537179).

33120101 is a wasteful number, since it uses less digits than its factorization.

33120101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100723.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 33120101 is about 5755.0066029502. The cubic root of 33120101 is about 321.1420811683.

Adding to 33120101 its reverse (10102133), we get a palindrome (43222234).

The spelling of 33120101 in words is "thirty-three million, one hundred twenty thousand, one hundred one".