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120113201 = 132838563
BaseRepresentation
bin1110010100011…
…00100000110001
322101000101100002
413022030200301
5221222110301
615530235345
72655642155
oct712144061
9271011302
10120113201
116188990a
1234285b55
131bb66600
1411d49065
15a82916b
hex728c831

120113201 has 12 divisors (see below), whose sum is σ = 131645808. Its totient is φ = 109525104.

The previous prime is 120113183. The next prime is 120113207. The reversal of 120113201 is 102311021.

It is not a de Polignac number, because 120113201 - 210 = 120112177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (120113207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9746 + ... + 18308.

It is an arithmetic number, because the mean of its divisors is an integer number (10970484).

Almost surely, 2120113201 is an apocalyptic number.

It is an amenable number.

120113201 is a deficient number, since it is larger than the sum of its proper divisors (11532607).

120113201 is an equidigital number, since it uses as much as digits as its factorization.

120113201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8672 (or 8659 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 120113201 is about 10959.6168272436. The cubic root of 120113201 is about 493.3974648285.

Adding to 120113201 its reverse (102311021), we get a palindrome (222424222).

The spelling of 120113201 in words is "one hundred twenty million, one hundred thirteen thousand, two hundred one".

Divisors: 1 13 83 169 1079 8563 14027 111319 710729 1447147 9239477 120113201