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10221151 is a prime number
BaseRepresentation
bin100110111111…
…011001011111
3201020021210011
4212333121133
510104034101
61003024051
7152610163
oct46773137
921207704
1010221151
115851336
12350b027
13216b425
141500ca3
15d6d751
hex9bf65f

10221151 has 2 divisors, whose sum is σ = 10221152. Its totient is φ = 10221150.

The previous prime is 10221149. The next prime is 10221157. The reversal of 10221151 is 15112201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10221151 - 21 = 10221149 is a prime.

Together with 10221149, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10221157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110575 + 5110576.

It is an arithmetic number, because the mean of its divisors is an integer number (5110576).

Almost surely, 210221151 is an apocalyptic number.

10221151 is a deficient number, since it is larger than the sum of its proper divisors (1).

10221151 is an equidigital number, since it uses as much as digits as its factorization.

10221151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20, while the sum is 13.

The square root of 10221151 is about 3197.0534871972. The cubic root of 10221151 is about 217.0200877579.

Adding to 10221151 its reverse (15112201), we get a palindrome (25333352).

The spelling of 10221151 in words is "ten million, two hundred twenty-one thousand, one hundred fifty-one".