Search a number
-
+
120120227 is a prime number
BaseRepresentation
bin1110010100011…
…10001110100011
322101000201222022
413022032032203
5221222321402
615530332055
72656001513
oct712161643
9271021868
10120120227
1161894117
123428a02b
131bb69876
1411d4b843
15a82b2a2
hex728e3a3

120120227 has 2 divisors, whose sum is σ = 120120228. Its totient is φ = 120120226.

The previous prime is 120120193. The next prime is 120120251. The reversal of 120120227 is 722021021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120120227 - 28 = 120119971 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (120120127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60060113 + 60060114.

It is an arithmetic number, because the mean of its divisors is an integer number (60060114).

Almost surely, 2120120227 is an apocalyptic number.

120120227 is a deficient number, since it is larger than the sum of its proper divisors (1).

120120227 is an equidigital number, since it uses as much as digits as its factorization.

120120227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 120120227 is about 10959.9373629597. The cubic root of 120120227 is about 493.4070850395.

Adding to 120120227 its reverse (722021021), we get a palindrome (842141248).

The spelling of 120120227 in words is "one hundred twenty million, one hundred twenty thousand, two hundred twenty-seven".