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131113101130230 = 23519411155953049
BaseRepresentation
bin11101110011111100100101…
…110100010111100111110110
3122012020021211110011102120010
4131303330211310113213312
5114141124112342131410
61142504305510121050
736421415605204122
oct3563744564274766
9565207743142503
10131113101130230
113885a83252727a
1212856720350186
135820bb268020b
142453c9d5d8582
1510258452c5c20
hex773f25d179f6

131113101130230 has 64 divisors (see below), whose sum is σ = 331313675904000. Its totient is φ = 33115251928320.

The previous prime is 131113101130201. The next prime is 131113101130237. The reversal of 131113101130230 is 32031101311131.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 131113101130197 and 131113101130206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131113101130237) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25633255 + ... + 30319794.

It is an arithmetic number, because the mean of its divisors is an integer number (5176776186000).

Almost surely, 2131113101130230 is an apocalyptic number.

131113101130230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131113101130230 is an abundant number, since it is smaller than the sum of its proper divisors (200200574773770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131113101130230 is a wasteful number, since it uses less digits than its factorization.

131113101130230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55957189.

The product of its (nonzero) digits is 162, while the sum is 21.

Adding to 131113101130230 its reverse (32031101311131), we get a palindrome (163144202441361).

The spelling of 131113101130230 in words is "one hundred thirty-one trillion, one hundred thirteen billion, one hundred one million, one hundred thirty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 4111 8222 12333 20555 24666 41110 61665 78109 123330 156218 234327 390545 468654 781090 1171635 2343270 55953049 111906098 167859147 279765245 335718294 559530490 839295735 1063107931 1678591470 2126215862 3189323793 5315539655 6378647586 10631079310 15946618965 31893237930 230022984439 460045968878 690068953317 1150114922195 1380137906634 2300229844390 3450344766585 4370436704341 6900689533170 8740873408682 13111310113023 21852183521705 26222620226046 43704367043410 65556550565115 131113101130230