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230131112230 = 2537621975979
BaseRepresentation
bin1101011001010011100…
…0100001100100100110
3211000000020021210001001
43112110320201210212
512232302031042410
6253415404223514
722424602115155
oct3262470414446
9730006253031
10230131112230
1189664016848
123872653ab9a
13189168cc076
14b1d1ad959c
155ebd84b33a
hex3594e21926

230131112230 has 16 divisors (see below), whose sum is σ = 425431570320. Its totient is φ = 89564540832.

The previous prime is 230131112227. The next prime is 230131112303. The reversal of 230131112230 is 32211131032.

It is a junction number, because it is equal to n+sod(n) for n = 230131112198 and 230131112207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310987620 + ... + 310988359.

It is an arithmetic number, because the mean of its divisors is an integer number (26589473145).

Almost surely, 2230131112230 is an apocalyptic number.

230131112230 is a deficient number, since it is larger than the sum of its proper divisors (195300458090).

230131112230 is a wasteful number, since it uses less digits than its factorization.

230131112230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621976023.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 230131112230 its reverse (32211131032), we get a palindrome (262342243262).

The spelling of 230131112230 in words is "two hundred thirty billion, one hundred thirty-one million, one hundred twelve thousand, two hundred thirty".

Divisors: 1 2 5 10 37 74 185 370 621975979 1243951958 3109879895 6219759790 23013111223 46026222446 115065556115 230131112230