33020121332 has 12 divisors (see below), whose sum is σ = 63038413536. Its totient is φ = 15009146040.

The previous prime is 33020121289. The next prime is 33020121341. The reversal of 33020121332 is 23312102033.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375228608 + ... + 375228695.

It is an arithmetic number, because the mean of its divisors is an integer number (5253201128).

Almost surely, 2^33020121332 is an apocalyptic number.

It is an amenable number.

33020121332 is a deficient number, since it is larger than the sum of its proper divisors (30018292204).

33020121332 is a wasteful number, since it uses less digits than its factorization.

33020121332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750457318 (or 750457316 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 33020121332 its reverse (23312102033), we get a palindrome (56332223365).

The spelling of 33020121332 in words is "thirty-three billion, twenty million, one hundred twenty-one thousand, three hundred thirty-two".