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230120130233 = 71719310019599
BaseRepresentation
bin1101011001010000111…
…0101000011010111001
3210222222110121211120102
43112110032220122321
512232241223131413
6253414333005145
722424406555530
oct3262416503271
9728873554512
10230120130233
11896588a5914
12387229237b5
1318914555546
14b1d047b317
155ebc8cc458
hex35943a86b9

230120130233 has 16 divisors (see below), whose sum is σ = 279907545600. Its totient is φ = 184681230336.

The previous prime is 230120130221. The next prime is 230120130259. The reversal of 230120130233 is 332031021032.

230120130233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 230120130233 - 26 = 230120130169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230120130293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4986833 + ... + 5032766.

It is an arithmetic number, because the mean of its divisors is an integer number (17494221600).

Almost surely, 2230120130233 is an apocalyptic number.

It is an amenable number.

230120130233 is a deficient number, since it is larger than the sum of its proper divisors (49787415367).

230120130233 is a wasteful number, since it uses less digits than its factorization.

230120130233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10019816.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 230120130233 its reverse (332031021032), we get a palindrome (562151151265).

The spelling of 230120130233 in words is "two hundred thirty billion, one hundred twenty million, one hundred thirty thousand, two hundred thirty-three".

Divisors: 1 7 17 119 193 1351 3281 22967 10019599 70137193 170333183 1192332281 1933782607 13536478249 32874304319 230120130233