33020020401121 has 8 divisors (see below), whose sum is σ = 35606749999464. Its totient is φ = 30439966235520.

The previous prime is 33020020401059. The next prime is 33020020401139. The reversal of 33020020401121 is 12110402002033.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2872892791521 + 30147127609600 = 1694961^2 + 5490640^2 .

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 33020020401121 - 2¹⁵ = 33020020368353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33020020401721) 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, 1668847906 + ... + 1668867691.

It is an arithmetic number, because the mean of its divisors is an integer number (4450843749933).

Almost surely, 2^{33020020401121} is an apocalyptic number.

It is an amenable number.

33020020401121 is a deficient number, since it is larger than the sum of its proper divisors (2586729598343).

33020020401121 is a wasteful number, since it uses less digits than its factorization.

33020020401121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3337716371.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 33020020401121 its reverse (12110402002033), we get a palindrome (45130422403154).

The spelling of 33020020401121 in words is "thirty-three trillion, twenty billion, twenty million, four hundred one thousand, one hundred twenty-one".