Base | Representation |
---|---|
bin | 1011000110110001111001… |
… | …0101101101101110010001 |
3 | 1121020100222121220121102202 |
4 | 2301230132111231232101 |
5 | 3100031313331000223 |
6 | 41545411413452545 |
7 | 2400136316121212 |
oct | 261543625555621 |
9 | 47210877817382 |
10 | 12211101031313 |
11 | 398877620a148 |
12 | 1452715041155 |
13 | 6a766a84b432 |
14 | 30304014d409 |
15 | 16298ac3e428 |
hex | b1b1e56db91 |
12211101031313 has 2 divisors, whose sum is σ = 12211101031314. Its totient is φ = 12211101031312.
The previous prime is 12211101031303. The next prime is 12211101031387. The reversal of 12211101031313 is 31313010111221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 8985743650129 + 3225357381184 = 2997623^2 + 1795928^2 .
It is a cyclic number.
It is not a de Polignac number, because 12211101031313 - 214 = 12211101014929 is a prime.
It is a super-2 number, since 2×122111010313132 (a number of 27 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (12211101031303) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105550515656 + 6105550515657.
It is an arithmetic number, because the mean of its divisors is an integer number (6105550515657).
Almost surely, 212211101031313 is an apocalyptic number.
It is an amenable number.
12211101031313 is a deficient number, since it is larger than the sum of its proper divisors (1).
12211101031313 is an equidigital number, since it uses as much as digits as its factorization.
12211101031313 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 108, while the sum is 20.
Adding to 12211101031313 its reverse (31313010111221), we get a palindrome (43524111142534).
The spelling of 12211101031313 in words is "twelve trillion, two hundred eleven billion, one hundred one million, thirty-one thousand, three hundred thirteen".
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