Base | Representation |
---|---|
bin | 1011000111010110110100… |
… | …1001101011010001011011 |
3 | 1121021022120102102110122102 |
4 | 2301311231021223101123 |
5 | 3100212113340211303 |
6 | 41554131142114015 |
7 | 2400640046214020 |
oct | 261655511532133 |
9 | 47238512373572 |
10 | 12221013210203 |
11 | 39919a23a0926 |
12 | 145462071b90b |
13 | 6a858a29a645 |
14 | 303700771547 |
15 | 162d6b051288 |
hex | b1d6d26b45b |
12221013210203 has 16 divisors (see below), whose sum is σ = 13975084108224. Its totient is φ = 10468997038080.
The previous prime is 12221013210199. The next prime is 12221013210223. The reversal of 12221013210203 is 30201231012221.
It is not a de Polignac number, because 12221013210203 - 22 = 12221013210199 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12221013210223) 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, 87663851 + ... + 87803147.
It is an arithmetic number, because the mean of its divisors is an integer number (873442756764).
Almost surely, 212221013210203 is an apocalyptic number.
12221013210203 is a deficient number, since it is larger than the sum of its proper divisors (1754070898021).
12221013210203 is a wasteful number, since it uses less digits than its factorization.
12221013210203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146582.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 12221013210203 its reverse (30201231012221), we get a palindrome (42422244222424).
The spelling of 12221013210203 in words is "twelve trillion, two hundred twenty-one billion, thirteen million, two hundred ten thousand, two hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •