33040011204021 has 8 divisors (see below), whose sum is σ = 44058457125760. Its totient is φ = 22024119709152.

The previous prime is 33040011204007. The next prime is 33040011204043. The reversal of 33040011204021 is 12040211004033.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 33040011204021 - 2²⁷ = 33039876986293 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 (33040011204091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 638576536 + ... + 638628273.

It is an arithmetic number, because the mean of its divisors is an integer number (5507307140720).

Almost surely, 2^{33040011204021} is an apocalyptic number.

It is an amenable number.

33040011204021 is a deficient number, since it is larger than the sum of its proper divisors (11018445921739).

33040011204021 is a wasteful number, since it uses less digits than its factorization.

33040011204021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277213435.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 33040011204021 its reverse (12040211004033), we get a palindrome (45080222208054).

The spelling of 33040011204021 in words is "thirty-three trillion, forty billion, eleven million, two hundred four thousand, twenty-one".