Base | Representation |
---|---|
bin | 1011000110001000100111… |
… | …1100010001111011110011 |
3 | 1121012022101110122002101202 |
4 | 2301202021330101323303 |
5 | 3044341120434320311 |
6 | 41540340142521415 |
7 | 2366264621613041 |
oct | 261421174217363 |
9 | 47168343562352 |
10 | 12200021401331 |
11 | 3984000033155 |
12 | 145054259626b |
13 | 6a65c3292c6a |
14 | 3026ac871391 |
15 | 16253d1c0e3b |
hex | b1889f11ef3 |
12200021401331 has 4 divisors (see below), whose sum is σ = 12200030099352. Its totient is φ = 12200012703312.
The previous prime is 12200021401237. The next prime is 12200021401361. The reversal of 12200021401331 is 13310412000221.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 12200021401331 - 238 = 11925143494387 is a prime.
It is a super-2 number, since 2×122000214013312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12200021401361) 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 3 ways as a sum of consecutive naturals, for example, 1712165 + ... + 5227958.
It is an arithmetic number, because the mean of its divisors is an integer number (3050007524838).
Almost surely, 212200021401331 is an apocalyptic number.
12200021401331 is a deficient number, since it is larger than the sum of its proper divisors (8698021).
12200021401331 is an equidigital number, since it uses as much as digits as its factorization.
12200021401331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8698020.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 12200021401331 its reverse (13310412000221), we get a palindrome (25510433401552).
The spelling of 12200021401331 in words is "twelve trillion, two hundred billion, twenty-one million, four hundred one thousand, three hundred thirty-one".
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