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131201422143022 = 27112155939517477
BaseRepresentation
bin11101110101001110110110…
…001010010010111000101110
3122012112201210200201202020001
4131311032312022102320232
5114144101003032034042
61143013033512014514
736430663356343210
oct3565166612227056
9565481720652201
10131201422143022
1138894235427430
121286b86a99143a
1358293196a232a
14245827b5205b0
151027cb404ebb7
hex7753b6292e2e

131201422143022 has 32 divisors (see below), whose sum is σ = 245375085795840. Its totient is φ = 51115064856480.

The previous prime is 131201422142801. The next prime is 131201422143023. The reversal of 131201422143022 is 220341224102131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131201422143023) 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, 16438653 + ... + 23078824.

It is an arithmetic number, because the mean of its divisors is an integer number (7667971431120).

Almost surely, 2131201422143022 is an apocalyptic number.

131201422143022 is a deficient number, since it is larger than the sum of its proper divisors (114173663652818).

131201422143022 is a wasteful number, since it uses less digits than its factorization.

131201422143022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39539056.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 131201422143022 its reverse (220341224102131), we get a palindrome (351542646245153).

The spelling of 131201422143022 in words is "one hundred thirty-one trillion, two hundred one billion, four hundred twenty-two million, one hundred forty-three thousand, twenty-two".

Divisors: 1 2 7 11 14 22 77 154 21559 43118 150913 237149 301826 474298 1660043 3320086 39517477 79034954 276622339 434692247 553244678 869384494 3042845729 6085691458 851957286643 1703914573286 5963701006501 9371530153073 11927402013002 18743060306146 65600711071511 131201422143022