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120112001201 = 1217719313721
BaseRepresentation
bin110111111011100111…
…0111011000010110001
3102111000210220212021002
41233313032323002301
53431442133014301
6131102333011345
711451326110343
oct1576716730261
9374023825232
10120112001201
1146a371032a5
121b341323b55
13b43247057a
145b5617d293
1531cec2b16b
hex1bf73bb0b1

120112001201 has 8 divisors (see below), whose sum is σ = 120236170824. Its totient is φ = 119987875840.

The previous prime is 120112001129. The next prime is 120112001213. The reversal of 120112001201 is 102100211021.

It can be written as a sum of positive squares in 4 ways, for example, as 1538522176 + 118573479025 = 39224^2 + 344345^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120112001201 - 230 = 119038259377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120112001231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8747021 + ... + 8760741.

It is an arithmetic number, because the mean of its divisors is an integer number (15029521353).

Almost surely, 2120112001201 is an apocalyptic number.

It is an amenable number.

120112001201 is a deficient number, since it is larger than the sum of its proper divisors (124169623).

120112001201 is a wasteful number, since it uses less digits than its factorization.

120112001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22131.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120112001201 its reverse (102100211021), we get a palindrome (222212212222).

The spelling of 120112001201 in words is "one hundred twenty billion, one hundred twelve million, one thousand, two hundred one".

Divisors: 1 1217 7193 13721 8753881 16698457 98695153 120112001201