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120101233 = 7531272549
BaseRepresentation
bin1110010100010…
…01100101110001
322100222202220211
413022021211301
5221221214413
615530104121
72655562240
oct712114561
9270882824
10120101233
116188091a
123427b041
131bb61025
1411d44957
15a82583d
hex7289971

120101233 has 16 divisors (see below), whose sum is σ = 141004800. Its totient is φ = 100166976.

The previous prime is 120101231. The next prime is 120101263. The reversal of 120101233 is 332101021.

It is not a de Polignac number, because 120101233 - 21 = 120101231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120101231) 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, 45843 + ... + 48391.

It is an arithmetic number, because the mean of its divisors is an integer number (8812800).

Almost surely, 2120101233 is an apocalyptic number.

It is an amenable number.

120101233 is a deficient number, since it is larger than the sum of its proper divisors (20903567).

120101233 is a wasteful number, since it uses less digits than its factorization.

120101233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2736.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 120101233 is about 10959.0708091517. The cubic root of 120101233 is about 493.3810770184.

Adding to 120101233 its reverse (332101021), we get a palindrome (452202254).

The spelling of 120101233 in words is "one hundred twenty million, one hundred one thousand, two hundred thirty-three".

Divisors: 1 7 53 127 371 889 2549 6731 17843 47117 135097 323723 945679 2266061 17157319 120101233