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12200110113231 = 323736636967307
BaseRepresentation
bin1011000110001000111100…
…1110101100000111001111
31121012022121122120010020200
42301202033032230013033
53044341311142110411
641540353032144543
72366300046632235
oct261421716540717
947168548503220
1012200110113231
113984046114777
121450568238153
136a6608783801
143026ba564955
15162545d95e56
hexb188f3ac1cf

12200110113231 has 12 divisors (see below), whose sum is σ = 18098661850152. Its totient is φ = 7913584938096.

The previous prime is 12200110113211. The next prime is 12200110113263. The reversal of 12200110113231 is 13231101100221.

12200110113231 is a `hidden beast` number, since 1 + 220 + 0 + 110 + 11 + 323 + 1 = 666.

It is not a de Polignac number, because 12200110113231 - 26 = 12200110113167 is a prime.

It is a super-2 number, since 2×122001101132312 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12200110113211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18318483321 + ... + 18318483986.

It is an arithmetic number, because the mean of its divisors is an integer number (1508221820846).

Almost surely, 212200110113231 is an apocalyptic number.

12200110113231 is a deficient number, since it is larger than the sum of its proper divisors (5898551736921).

12200110113231 is a wasteful number, since it uses less digits than its factorization.

12200110113231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36636967350 (or 36636967347 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 12200110113231 its reverse (13231101100221), we get a palindrome (25431211213452).

The spelling of 12200110113231 in words is "twelve trillion, two hundred billion, one hundred ten million, one hundred thirteen thousand, two hundred thirty-one".

Divisors: 1 3 9 37 111 333 36636967307 109910901921 329732705763 1355567790359 4066703371077 12200110113231