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13231033201 = 49499267299
BaseRepresentation
bin11000101001010000…
…11000101101110001
31021011002112010102201
430110220120231301
5204044121030301
610024522543201
7645606632551
oct142450305561
937132463381
1013231033201
11567a634091
122693067b01
13132b203339
148d7309161
1552688b201
hex314a18b71

13231033201 has 4 divisors (see below), whose sum is σ = 13231350000. Its totient is φ = 13230716404.

The previous prime is 13231033183. The next prime is 13231033219. The reversal of 13231033201 is 10233013231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (13231033183) and next prime (13231033219).

It is a cyclic number.

It is not a de Polignac number, because 13231033201 - 213 = 13231025009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13231033001) 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, 84151 + ... + 183148.

It is an arithmetic number, because the mean of its divisors is an integer number (3307837500).

Almost surely, 213231033201 is an apocalyptic number.

It is an amenable number.

13231033201 is a deficient number, since it is larger than the sum of its proper divisors (316799).

13231033201 is an equidigital number, since it uses as much as digits as its factorization.

13231033201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316798.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 13231033201 its reverse (10233013231), we get a palindrome (23464046432).

The spelling of 13231033201 in words is "thirteen billion, two hundred thirty-one million, thirty-three thousand, two hundred one".

Divisors: 1 49499 267299 13231033201