Search a number
-
+
12212201011413 = 3132203271421221
BaseRepresentation
bin1011000110110101111111…
…1001110011100011010101
31121020110211021201101110110
42301231133321303203111
53100041041424331123
641550112510113233
72400205503602244
oct261553771634325
947213737641413
1012212201011413
113989190110507
1214529814ab819
136a77b46c3030
1430310628495b
15162a025be493
hexb1b5fe738d5

12212201011413 has 16 divisors (see below), whose sum is σ = 17535560045696. Its totient is φ = 7515161225280.

The previous prime is 12212201011397. The next prime is 12212201011427. The reversal of 12212201011413 is 31411010221221.

It is not a de Polignac number, because 12212201011413 - 24 = 12212201011397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12212201011413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212201011433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7882143 + ... + 9303363.

It is an arithmetic number, because the mean of its divisors is an integer number (1095972502856).

Almost surely, 212212201011413 is an apocalyptic number.

12212201011413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12212201011413 is a deficient number, since it is larger than the sum of its proper divisors (5323359034283).

12212201011413 is a wasteful number, since it uses less digits than its factorization.

12212201011413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641564.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 12212201011413 its reverse (31411010221221), we get a palindrome (43623211232634).

The spelling of 12212201011413 in words is "twelve trillion, two hundred twelve billion, two hundred one million, eleven thousand, four hundred thirteen".

Divisors: 1 3 13 39 220327 660981 1421221 2864251 4263663 8592753 18475873 55427619 313133359267 939400077801 4070733670471 12212201011413