Base | Representation |
---|---|
bin | 11001100000111000101001… |
… | …011101101011001011111101 |
3 | 112201022021020022020021001201 |
4 | 121200320221131223023331 |
5 | 104201431122333021341 |
6 | 1034353005451335501 |
7 | 32430656315015524 |
oct | 3140705135531375 |
9 | 481267208207051 |
10 | 112211011220221 |
11 | 32832471553981 |
12 | 107032b4751591 |
13 | 4a7c5b71aa404 |
14 | 1d9d0830634bb |
15 | ce8cec6bd331 |
hex | 660e2976b2fd |
112211011220221 has 4 divisors (see below), whose sum is σ = 112215352265500. Its totient is φ = 112206670174944.
The previous prime is 112211011220213. The next prime is 112211011220227. The reversal of 112211011220221 is 122022110112211.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 57600965620900 + 54610045599321 = 7589530^2 + 7389861^2 .
It is a cyclic number.
It is not a de Polignac number, because 112211011220221 - 23 = 112211011220213 is a prime.
It is a super-2 number, since 2×1122110112202212 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112211011220227) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2170483866 + ... + 2170535563.
It is an arithmetic number, because the mean of its divisors is an integer number (28053838066375).
Almost surely, 2112211011220221 is an apocalyptic number.
It is an amenable number.
112211011220221 is a deficient number, since it is larger than the sum of its proper divisors (4341045279).
112211011220221 is an equidigital number, since it uses as much as digits as its factorization.
112211011220221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4341045278.
The product of its (nonzero) digits is 64, while the sum is 19.
Adding to 112211011220221 its reverse (122022110112211), we get a palindrome (234233121332432).
The spelling of 112211011220221 in words is "one hundred twelve trillion, two hundred eleven billion, eleven million, two hundred twenty thousand, two hundred twenty-one".
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