33002021222197 has 2 divisors, whose sum is σ = 33002021222198. Its totient is φ = 33002021222196.

The previous prime is 33002021222189. The next prime is 33002021222207. The reversal of 33002021222197 is 79122212020033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24194504901681 + 8807516320516 = 4918791^2 + 2967746^2 .

It is a cyclic number.

It is not a de Polignac number, because 33002021222197 - 2³ = 33002021222189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33002021222297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16501010611098 + 16501010611099.

It is an arithmetic number, because the mean of its divisors is an integer number (16501010611099).

Almost surely, 2^{33002021222197} is an apocalyptic number.

It is an amenable number.

33002021222197 is a deficient number, since it is larger than the sum of its proper divisors (1).

33002021222197 is an equidigital number, since it uses as much as digits as its factorization.

33002021222197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The spelling of 33002021222197 in words is "thirty-three trillion, two billion, twenty-one million, two hundred twenty-two thousand, one hundred ninety-seven".