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13231132201 = 71999482197
BaseRepresentation
bin11000101001010001…
…10000111000101001
31021011002201011020101
430110220300320221
5204044132212301
610024525025401
7645610524310
oct142450607051
937132634211
1013231132201
11567a6a1501
1226930b5261
13132b239411
148d7333277
155268aa701
hex314a30e29

13231132201 has 8 divisors (see below), whose sum is σ = 15917151680. Its totient is φ = 10744077168.

The previous prime is 13231132193. The next prime is 13231132219. The reversal of 13231132201 is 10223113231.

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 13231132201 - 23 = 13231132193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13231132241) 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, 49740966 + ... + 49741231.

It is an arithmetic number, because the mean of its divisors is an integer number (1989643960).

Almost surely, 213231132201 is an apocalyptic number.

It is an amenable number.

13231132201 is a deficient number, since it is larger than the sum of its proper divisors (2686019479).

13231132201 is an equidigital number, since it uses as much as digits as its factorization.

13231132201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99482223.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 13231132201 its reverse (10223113231), we get a palindrome (23454245432).

The spelling of 13231132201 in words is "thirteen billion, two hundred thirty-one million, one hundred thirty-two thousand, two hundred one".

Divisors: 1 7 19 133 99482197 696375379 1890161743 13231132201