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131201142110323 = 1091811664649477
BaseRepresentation
bin11101110101001110100101…
…011110000011100001110011
3122012112201002011210121120121
4131311032211132003201303
5114144044414340012243
61143012550025551111
736430653416165305
oct3565164536034163
9565481064717517
10131201142110323
113889410135074a
121286b7b1045497
1358292a3675acc
142458252267975
151027c996871ed
hex7753a5783873

131201142110323 has 8 divisors (see below), whose sum is σ = 132477933954960. Its totient is φ = 129925679568480.

The previous prime is 131201142110257. The next prime is 131201142110377. The reversal of 131201142110323 is 323011241102131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131201142110323 - 29 = 131201142109811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131201142110393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332127340 + ... + 332522137.

It is an arithmetic number, because the mean of its divisors is an integer number (16559741744370).

Almost surely, 2131201142110323 is an apocalyptic number.

131201142110323 is a deficient number, since it is larger than the sum of its proper divisors (1276791844637).

131201142110323 is a wasteful number, since it uses less digits than its factorization.

131201142110323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664651397.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 131201142110323 its reverse (323011241102131), we get a palindrome (454212383212454).

The spelling of 131201142110323 in words is "one hundred thirty-one trillion, two hundred one billion, one hundred forty-two million, one hundred ten thousand, three hundred twenty-three".

Divisors: 1 109 1811 197399 664649477 72446792993 1203680202847 131201142110323