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131230002113 = 7172056353629
BaseRepresentation
bin111101000110111101…
…0101110101111000001
3110112201122101211022122
41322031322232233001
54122224340031423
6140141454214025
712324000420230
oct1721572565701
9415648354278
10131230002113
1150721a07a01
12215247b4315
13c4b4971c32
1464cc9a8b17
153630d288c8
hex1e8deaebc1

131230002113 has 16 divisors (see below), whose sum is σ = 158810014080. Its totient is φ = 105859097856.

The previous prime is 131230002107. The next prime is 131230002133. The reversal of 131230002113 is 311200032131.

It is a cyclic number.

It is not a de Polignac number, because 131230002113 - 214 = 131229985729 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131230002091 and 131230002100.

It is not an unprimeable number, because it can be changed into a prime (131230002133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2420183 + ... + 2473811.

It is an arithmetic number, because the mean of its divisors is an integer number (9925625880).

Almost surely, 2131230002113 is an apocalyptic number.

It is an amenable number.

131230002113 is a deficient number, since it is larger than the sum of its proper divisors (27580011967).

131230002113 is a wasteful number, since it uses less digits than its factorization.

131230002113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74216.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 131230002113 its reverse (311200032131), we get a palindrome (442430034244).

The spelling of 131230002113 in words is "one hundred thirty-one billion, two hundred thirty million, two thousand, one hundred thirteen".

Divisors: 1 7 17 119 20563 53629 143941 349571 375403 911693 2446997 6381851 1102773127 7719411889 18747143159 131230002113