Base | Representation |
---|---|
bin | 10001110010001100101… |
… | …011110010111111000011 |
3 | 11022211112102002120020111 |
4 | 101302030223302333003 |
5 | 130010411014101311 |
6 | 2333234512452151 |
7 | 154203355061440 |
oct | 21621453627703 |
9 | 4284472076214 |
10 | 1222131003331 |
11 | 4313370aa497 |
12 | 178a3524a057 |
13 | 8b328617054 |
14 | 4321984a9c7 |
15 | 21bcca94d21 |
hex | 11c8caf2fc3 |
1222131003331 has 8 divisors (see below), whose sum is σ = 1398422397024. Its totient is φ = 1046264922240.
The previous prime is 1222131003311. The next prime is 1222131003347. The reversal of 1222131003331 is 1333001312221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1222131003331 - 213 = 1222130995139 is a prime.
It is a super-2 number, since 2×12221310033312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1222131003311) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106321990 + ... + 106333483.
It is an arithmetic number, because the mean of its divisors is an integer number (174802799628).
Almost surely, 21222131003331 is an apocalyptic number.
1222131003331 is a deficient number, since it is larger than the sum of its proper divisors (176291393693).
1222131003331 is an equidigital number, since it uses as much as digits as its factorization.
1222131003331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 212656301.
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 1222131003331 its reverse (1333001312221), we get a palindrome (2555132315552).
The spelling of 1222131003331 in words is "one trillion, two hundred twenty-two billion, one hundred thirty-one million, three thousand, three hundred thirty-one".
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