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120130229 is a prime number
BaseRepresentation
bin1110010100100…
…00101010110101
322101001020200202
413022100222311
5221223131404
615530450245
72656042622
oct712205265
9271036622
10120130229
11618a068a
1234293985
131bb7129b
1411d51349
15a82e21e
hex7290ab5

120130229 has 2 divisors, whose sum is σ = 120130230. Its totient is φ = 120130228.

The previous prime is 120130193. The next prime is 120130237. The reversal of 120130229 is 922031021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117137329 + 2992900 = 10823^2 + 1730^2 .

It is an emirp because it is prime and its reverse (922031021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120130229 - 220 = 119081653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120130229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120130249) 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, 60065114 + 60065115.

It is an arithmetic number, because the mean of its divisors is an integer number (60065115).

Almost surely, 2120130229 is an apocalyptic number.

It is an amenable number.

120130229 is a deficient number, since it is larger than the sum of its proper divisors (1).

120130229 is an equidigital number, since it uses as much as digits as its factorization.

120130229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 120130229 is about 10960.3936516897. The cubic root of 120130229 is about 493.4207794322.

The spelling of 120130229 in words is "one hundred twenty million, one hundred thirty thousand, two hundred twenty-nine".