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12350020201 = 18917652853
BaseRepresentation
bin10111000000001111…
…00101101001101001
31011212200202000210121
423200013211221221
5200243101121301
65401251443241
7615021303541
oct134007455151
934780660717
1012350020201
11526829aa72
122487bb6521
13121a826c7c
148522d2321
154c43603a1
hex2e01e5a69

12350020201 has 4 divisors (see below), whose sum is σ = 12350691972. Its totient is φ = 12349348432.

The previous prime is 12350020183. The next prime is 12350020211. The reversal of 12350020201 is 10202005321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6547237225 + 5802782976 = 80915^2 + 76176^2 .

It is a cyclic number.

It is not a de Polignac number, because 12350020201 - 25 = 12350020169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12350020211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307510 + ... + 345343.

It is an arithmetic number, because the mean of its divisors is an integer number (3087672993).

Almost surely, 212350020201 is an apocalyptic number.

It is an amenable number.

12350020201 is a deficient number, since it is larger than the sum of its proper divisors (671771).

12350020201 is an equidigital number, since it uses as much as digits as its factorization.

12350020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671770.

The product of its (nonzero) digits is 120, while the sum is 16.

Adding to 12350020201 its reverse (10202005321), we get a palindrome (22552025522).

The spelling of 12350020201 in words is "twelve billion, three hundred fifty million, twenty thousand, two hundred one".

Divisors: 1 18917 652853 12350020201