101334221 has 2 divisors, whose sum is σ = 101334222. Its totient is φ = 101334220.

The previous prime is 101334199. The next prime is 101334223. The reversal of 101334221 is 122433101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61011721 + 40322500 = 7811^2 + 6350^2 .

It is a cyclic number.

It is not a de Polignac number, because 101334221 - 2¹⁴ = 101317837 is a prime.

Together with 101334223, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101334221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101334223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50667110 + 50667111.

It is an arithmetic number, because the mean of its divisors is an integer number (50667111).

Almost surely, 2^101334221 is an apocalyptic number.

It is an amenable number.

101334221 is a deficient number, since it is larger than the sum of its proper divisors (1).

101334221 is an equidigital number, since it uses as much as digits as its factorization.

101334221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 101334221 is about 10066.4900039686. The cubic root of 101334221 is about 466.2140717954.

Adding to 101334221 its reverse (122433101), we get a palindrome (223767322).

The spelling of 101334221 in words is "one hundred one million, three hundred thirty-four thousand, two hundred twenty-one".