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13201000201 = 92091433489
BaseRepresentation
bin11000100101101011…
…10100011100001001
31021002000000021220101
430102311310130021
5204013424001301
610021531125401
7645063436024
oct142265643411
937060007811
1013201000201
115664690924
122684ba3861
131324c1932c
148d332c1bb
15523e07701
hex312d74709

13201000201 has 4 divisors (see below), whose sum is σ = 13202442900. Its totient is φ = 13199557504.

The previous prime is 13201000117. The next prime is 13201000237. The reversal of 13201000201 is 10200010231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10200010231 = 14836877957.

It can be written as a sum of positive squares in 2 ways, for example, as 607671801 + 12593328400 = 24651^2 + 112220^2 .

It is a cyclic number.

It is not a de Polignac number, because 13201000201 - 27 = 13201000073 is a prime.

It is a super-3 number, since 3×132010002013 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13201000271) 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, 707536 + ... + 725953.

It is an arithmetic number, because the mean of its divisors is an integer number (3300610725).

Almost surely, 213201000201 is an apocalyptic number.

It is an amenable number.

13201000201 is a deficient number, since it is larger than the sum of its proper divisors (1442699).

13201000201 is an equidigital number, since it uses as much as digits as its factorization.

13201000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442698.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 13201000201 its reverse (10200010231), we get a palindrome (23401010432).

The spelling of 13201000201 in words is "thirteen billion, two hundred one million, two hundred one", and thus it is an aban number.

Divisors: 1 9209 1433489 13201000201