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13036130121 = 37620768101
BaseRepresentation
bin11000010010000001…
…11000111101001001
31020122111210000200010
430021000320331021
5203144222130441
65553321302133
7641022164160
oct141100707511
936574700603
1013036130121
11558a612563
122639934949
1312c9a11c81
148b94923d7
155146dc116
hex309038f49

13036130121 has 8 divisors (see below), whose sum is σ = 19864579264. Its totient is φ = 7449217200.

The previous prime is 13036130119. The next prime is 13036130161. The reversal of 13036130121 is 12103163031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13036130121 - 21 = 13036130119 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 620768101 = 13036130121 / (1 + 3 + 0 + 3 + 6 + 1 + 3 + 0 + 1 + 2 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13036130101) 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, 310384030 + ... + 310384071.

It is an arithmetic number, because the mean of its divisors is an integer number (2483072408).

Almost surely, 213036130121 is an apocalyptic number.

It is an amenable number.

13036130121 is a deficient number, since it is larger than the sum of its proper divisors (6828449143).

13036130121 is an equidigital number, since it uses as much as digits as its factorization.

13036130121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620768111.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 13036130121 its reverse (12103163031), we get a palindrome (25139293152).

The spelling of 13036130121 in words is "thirteen billion, thirty-six million, one hundred thirty thousand, one hundred twenty-one".

Divisors: 1 3 7 21 620768101 1862304303 4345376707 13036130121