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230201232120013 = 7112894130397519
BaseRepresentation
bin110100010101110111100110…
…101010101101100011001101
31010012002000121200001200110111
4310111313212222231203031
5220133104110410320023
62133332552555240021
766326330062554460
oct6425674652554315
91105060550050414
10230201232120013
116739288121a600
122199a65aa49011
139b5ab6307969b
1440bbb289832d7
151b930e057000d
hexd15de6aad8cd

230201232120013 has 24 divisors (see below), whose sum is σ = 289210759765760. Its totient is φ = 179357515207200.

The previous prime is 230201232119909. The next prime is 230201232120019. The reversal of 230201232120013 is 310021232102032.

It is not a de Polignac number, because 230201232120013 - 229 = 230200695249101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230201232120019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7625733 + ... + 22771786.

Almost surely, 2230201232120013 is an apocalyptic number.

It is an amenable number.

230201232120013 is a deficient number, since it is larger than the sum of its proper divisors (59009527645747).

230201232120013 is a wasteful number, since it uses less digits than its factorization.

230201232120013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30406489 (or 30406478 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 230201232120013 its reverse (310021232102032), we get a palindrome (540222464222045).

The spelling of 230201232120013 in words is "two hundred thirty trillion, two hundred one billion, two hundred thirty-two million, one hundred twenty thousand, thirteen".

Divisors: 1 7 11 77 121 847 8941 62587 98351 688457 1081861 7573027 30397519 212782633 334372709 2340608963 3678099799 25746698593 271784217379 1902489521653 2989626391169 20927384738183 32885890302859 230201232120013