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131020230314001 = 3745611367914621
BaseRepresentation
bin11101110010100110000110…
…010010010100100000010001
3122011220102010010100010220210
4131302212012102110200101
5114133113412430022001
61142353510214154333
736411620306246010
oct3562460622244021
9564812103303823
10131020230314001
113882440535a496
12128407220529a9
135815201b67812
14244d5ad320a77
15102320bdc1dd6
hex772986494811

131020230314001 has 16 divisors (see below), whose sum is σ = 199693648178048. Its totient is φ = 74852288006400.

The previous prime is 131020230313979. The next prime is 131020230314047. The reversal of 131020230314001 is 100413032020131.

It is not a de Polignac number, because 131020230314001 - 25 = 131020230313969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (131020230319001) 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 15 ways as a sum of consecutive naturals, for example, 683861530 + ... + 684053091.

It is an arithmetic number, because the mean of its divisors is an integer number (12480853011128).

Almost surely, 2131020230314001 is an apocalyptic number.

It is an amenable number.

131020230314001 is a deficient number, since it is larger than the sum of its proper divisors (68673417864047).

131020230314001 is a wasteful number, since it uses less digits than its factorization.

131020230314001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367919192.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 131020230314001 its reverse (100413032020131), we get a palindrome (231433262334132).

The spelling of 131020230314001 in words is "one hundred thirty-one trillion, twenty billion, two hundred thirty million, three hundred fourteen thousand, one".

Divisors: 1 3 7 21 4561 13683 31927 95781 1367914621 4103743863 9575402347 28726207041 6239058586381 18717175759143 43673410104667 131020230314001