201332332217 has 2 divisors, whose sum is σ = 201332332218. Its totient is φ = 201332332216.

The previous prime is 201332332199. The next prime is 201332332247. The reversal of 201332332217 is 712233233102.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 189554873641 + 11777458576 = 435379^2 + 108524^2 .

It is a cyclic number.

It is not a de Polignac number, because 201332332217 - 2⁸ = 201332331961 is a prime.

It is a super-2 number, since 2×201332332217² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 201332332217.

It is not a weakly prime, because it can be changed into another prime (201332332247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100666166108 + 100666166109.

It is an arithmetic number, because the mean of its divisors is an integer number (100666166109).

Almost surely, 2^201332332217 is an apocalyptic number.

It is an amenable number.

201332332217 is a deficient number, since it is larger than the sum of its proper divisors (1).

201332332217 is an equidigital number, since it uses as much as digits as its factorization.

201332332217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 29.

Adding to 201332332217 its reverse (712233233102), we get a palindrome (913565565319).

The spelling of 201332332217 in words is "two hundred one billion, three hundred thirty-two million, three hundred thirty-two thousand, two hundred seventeen".