201402217 has 2 divisors, whose sum is σ = 201402218. Its totient is φ = 201402216.

The previous prime is 201402199. The next prime is 201402233. The reversal of 201402217 is 712204102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 153363456 + 48038761 = 12384^2 + 6931^2 .

It is a cyclic number.

It is not a de Polignac number, because 201402217 - 2¹⁵ = 201369449 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 201402194 and 201402203.

It is not a weakly prime, because it can be changed into another prime (201402277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100701108 + 100701109.

It is an arithmetic number, because the mean of its divisors is an integer number (100701109).

Almost surely, 2^201402217 is an apocalyptic number.

It is an amenable number.

201402217 is a deficient number, since it is larger than the sum of its proper divisors (1).

201402217 is an equidigital number, since it uses as much as digits as its factorization.

201402217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 201402217 is about 14191.6248893494. The cubic root of 201402217 is about 586.1670684635.

Adding to 201402217 its reverse (712204102), we get a palindrome (913606319).

The spelling of 201402217 in words is "two hundred one million, four hundred two thousand, two hundred seventeen".