33020121045 has 16 divisors (see below), whose sum is σ = 54536458752. Its totient is φ = 17042642880.

The previous prime is 33020121023. The next prime is 33020121061. The reversal of 33020121045 is 54012102033.

It is not a de Polignac number, because 33020121045 - 2⁶ = 33020120981 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35505042 + ... + 35505971.

It is an arithmetic number, because the mean of its divisors is an integer number (3408528672).

Almost surely, 2^33020121045 is an apocalyptic number.

It is an amenable number.

33020121045 is a deficient number, since it is larger than the sum of its proper divisors (21516337707).

33020121045 is a wasteful number, since it uses less digits than its factorization.

33020121045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71011052.

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 33020121045 its reverse (54012102033), we get a palindrome (87032223078).

The spelling of 33020121045 in words is "thirty-three billion, twenty million, one hundred twenty-one thousand, forty-five".