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131202211304422 = 21973202923310557
BaseRepresentation
bin11101110101001111100101…
…001100101101001111100110
3122012112210211200200022011001
4131311033211030231033212
5114144104112043220142
61143013244102303514
736431022051165256
oct3565174514551746
9565483750608131
10131202211304422
11388945aa935035
121286ba4b127b9a
13582941402ba3b
142458314267966
151027d0d4855b7
hex7753e532d3e6

131202211304422 has 32 divisors (see below), whose sum is σ = 210102721365600. Its totient is φ = 61266854608128.

The previous prime is 131202211304369. The next prime is 131202211304449. The reversal of 131202211304422 is 224403112202131.

131202211304422 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6026833 + ... + 17283724.

It is an arithmetic number, because the mean of its divisors is an integer number (6565710042675).

Almost surely, 2131202211304422 is an apocalyptic number.

131202211304422 is a deficient number, since it is larger than the sum of its proper divisors (78900510061178).

131202211304422 is a wasteful number, since it uses less digits than its factorization.

131202211304422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23312680.

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

Adding to 131202211304422 its reverse (224403112202131), we get a palindrome (355605323506553).

The spelling of 131202211304422 in words is "one hundred thirty-one trillion, two hundred two billion, two hundred eleven million, three hundred four thousand, four hundred twenty-two".

Divisors: 1 2 19 38 73 146 1387 2029 2774 4058 38551 77102 148117 296234 2814223 5628446 23310557 46621114 442900583 885801166 1701670661 3403341322 32331742559 47297120153 64663485118 94594240306 898645282907 1797290565814 3452689771169 6905379542338 65601105652211 131202211304422