33104034211021 has 2 divisors, whose sum is σ = 33104034211022. Its totient is φ = 33104034211020.

The previous prime is 33104034210971. The next prime is 33104034211103. The reversal of 33104034211021 is 12011243040133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21910693744996 + 11193340466025 = 4680886^2 + 3345645^2 .

It is a cyclic number.

It is not a de Polignac number, because 33104034211021 - 2¹⁹ = 33104033686733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33104034911021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16552017105510 + 16552017105511.

It is an arithmetic number, because the mean of its divisors is an integer number (16552017105511).

Almost surely, 2^{33104034211021} is an apocalyptic number.

It is an amenable number.

33104034211021 is a deficient number, since it is larger than the sum of its proper divisors (1).

33104034211021 is an equidigital number, since it uses as much as digits as its factorization.

33104034211021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 33104034211021 its reverse (12011243040133), we get a palindrome (45115277251154).

The spelling of 33104034211021 in words is "thirty-three trillion, one hundred four billion, thirty-four million, two hundred eleven thousand, twenty-one".