34133168221 has 2 divisors, whose sum is σ = 34133168222. Its totient is φ = 34133168220.

The previous prime is 34133168143. The next prime is 34133168263. The reversal of 34133168221 is 12286133143.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33999303321 + 133864900 = 184389^2 + 11570^2 .

It is a cyclic number.

It is not a de Polignac number, because 34133168221 - 2¹¹ = 34133166173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34133163221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17066584110 + 17066584111.

It is an arithmetic number, because the mean of its divisors is an integer number (17066584111).

Almost surely, 2^34133168221 is an apocalyptic number.

It is an amenable number.

34133168221 is a deficient number, since it is larger than the sum of its proper divisors (1).

34133168221 is an equidigital number, since it uses as much as digits as its factorization.

34133168221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 34.

The spelling of 34133168221 in words is "thirty-four billion, one hundred thirty-three million, one hundred sixty-eight thousand, two hundred twenty-one".