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131303110130100 = 2232524319709172147
BaseRepresentation
bin11101110110101101100011…
…001111001011100110110100
3122012220110021111121201102200
4131312231203033023212310
5114202232232143130400
61143131452134304500
736441223321101636
oct3566554317134664
9565813244551380
10131303110130100
1138923377670177
1212887509ab8130
135835aa3b1349c
14245d16681aa56
15102a766568b00
hex776b633cb9b4

131303110130100 has 216 divisors, whose sum is σ = 421157334517920. Its totient is φ = 34197945949440.

The previous prime is 131303110130009. The next prime is 131303110130111. The reversal of 131303110130100 is 1031011303131.

131303110130100 is a `hidden beast` number, since 1 + 313 + 0 + 311 + 0 + 1 + 30 + 10 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 762652227 + ... + 762824373.

It is an arithmetic number, because the mean of its divisors is an integer number (1949802474620).

Almost surely, 2131303110130100 is an apocalyptic number.

131303110130100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 131303110130100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210578667258960).

131303110130100 is an abundant number, since it is smaller than the sum of its proper divisors (289854224387820).

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

131303110130100 is a wasteful number, since it uses less digits than its factorization.

131303110130100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191919 (or 191909 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

Adding to 131303110130100 its reverse (1031011303131), we get a palindrome (132334121433231).

The spelling of 131303110130100 in words is "one hundred thirty-one trillion, three hundred three billion, one hundred ten million, one hundred thirty thousand, one hundred".