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120240201 = 31710912161
BaseRepresentation
bin1110010101010…
…11100001001001
322101020211112210
413022223201021
5221240141301
615533055333
72660011344
oct712534111
9271224483
10120240201
1161966274
1234327549
131bbac363
1411d7d45b
15a851ad6
hex72ab849

120240201 has 16 divisors (see below), whose sum is σ = 169985088. Its totient is φ = 75340800.

The previous prime is 120240193. The next prime is 120240209. The reversal of 120240201 is 102042021.

It is an interprime number because it is at equal distance from previous prime (120240193) and next prime (120240209).

It is not a de Polignac number, because 120240201 - 23 = 120240193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120240209) 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 in 15 ways as a sum of consecutive naturals, for example, 54561 + ... + 56721.

It is an arithmetic number, because the mean of its divisors is an integer number (10624068).

Almost surely, 2120240201 is an apocalyptic number.

It is an amenable number.

120240201 is a deficient number, since it is larger than the sum of its proper divisors (49744887).

120240201 is a wasteful number, since it uses less digits than its factorization.

120240201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3272.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 120240201 is about 10965.4092946866. The cubic root of 120240201 is about 493.5712991940.

Adding to 120240201 its reverse (102042021), we get a palindrome (222282222).

The spelling of 120240201 in words is "one hundred twenty million, two hundred forty thousand, two hundred one".

Divisors: 1 3 17 51 1091 2161 3273 6483 18547 36737 55641 110211 2357651 7072953 40080067 120240201