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13001120230111 = 1319737960722067
BaseRepresentation
bin1011110100110000111100…
…1001110010101011011111
31201000220011102102010002121
42331030033021302223133
53201002243234330421
643352344315003411
72511204610402366
oct275141711625337
951026142363077
1013001120230111
114162820482202
12155b854a39567
13734000aa0180
1432d386b0c7dd
151782c7bb6d41
hexbd30f272adf

13001120230111 has 32 divisors (see below), whose sum is σ = 14133293475840. Its totient is φ = 11888453275776.

The previous prime is 13001120230013. The next prime is 13001120230129. The reversal of 13001120230111 is 11103202110031.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13001120230111 - 27 = 13001120229983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13001120230151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 589154700 + ... + 589176766.

It is an arithmetic number, because the mean of its divisors is an integer number (441665421120).

Almost surely, 213001120230111 is an apocalyptic number.

13001120230111 is a deficient number, since it is larger than the sum of its proper divisors (1132173245729).

13001120230111 is a wasteful number, since it uses less digits than its factorization.

13001120230111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23263.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 13001120230111 its reverse (11103202110031), we get a palindrome (24104322340142).

The spelling of 13001120230111 in words is "thirteen trillion, one billion, one hundred twenty million, two hundred thirty thousand, one hundred eleven".

Divisors: 1 13 197 379 607 2561 4927 7891 22067 74663 119579 230053 286871 970619 1554527 2990689 4347199 8363393 13394669 45320441 56513587 108724109 174130697 589165733 1647588421 2638749793 5076579551 21418649473 34303747309 65995534163 1000086171547 13001120230111