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130230230121 = 32163509174407
BaseRepresentation
bin111100101001001010…
…0111001110001101001
3110110010222011010222100
41321102110321301221
54113202414330441
6135454341444013
712260140456125
oct1712224716151
9413128133870
10130230230121
115025962a462
12212a5a10609
13c3857b4784
146435cba585
1535c318ecb6
hex1e52539c69

130230230121 has 24 divisors (see below), whose sum is σ = 189637306560. Its totient is φ = 86117497056.

The previous prime is 130230230101. The next prime is 130230230131. The reversal of 130230230121 is 121032032031.

130230230121 is a `hidden beast` number, since 130 + 230 + 2 + 301 + 2 + 1 = 666.

It is not a de Polignac number, because 130230230121 - 213 = 130230221929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 130230230094 and 130230230103.

It is not an unprimeable number, because it can be changed into a prime (130230230101) 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 23 ways as a sum of consecutive naturals, for example, 659500 + ... + 833906.

It is an arithmetic number, because the mean of its divisors is an integer number (7901554440).

Almost surely, 2130230230121 is an apocalyptic number.

It is an amenable number.

130230230121 is a deficient number, since it is larger than the sum of its proper divisors (59407076439).

130230230121 is a wasteful number, since it uses less digits than its factorization.

130230230121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175085 (or 175082 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 130230230121 its reverse (121032032031), we get a palindrome (251262262152).

The spelling of 130230230121 in words is "one hundred thirty billion, two hundred thirty million, two hundred thirty thousand, one hundred twenty-one".

Divisors: 1 3 9 163 489 509 1467 1527 4581 82967 174407 248901 523221 746703 1569663 28428341 85285023 88773163 255855069 266319489 798958467 14470025569 43410076707 130230230121