Base | Representation |
---|---|
bin | 10100111001110001… |
… | …11111101000111111 |
3 | 1001222002101210222222 |
4 | 22130320333220333 |
5 | 140440330333043 |
6 | 5053320555555 |
7 | 545044312001 |
oct | 123470775077 |
9 | 31862353888 |
10 | 11222121023 |
11 | 483965a693 |
12 | 2212322bbb |
13 | 109ac585c9 |
14 | 7865b0371 |
15 | 45a317d68 |
hex | 29ce3fa3f |
11222121023 has 2 divisors, whose sum is σ = 11222121024. Its totient is φ = 11222121022.
The previous prime is 11222120989. The next prime is 11222121047. The reversal of 11222121023 is 32012122211.
It is a strong prime.
It is an emirp because it is prime and its reverse (32012122211) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 11222121023 - 226 = 11155012159 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 11222120992 and 11222121010.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (11222121623) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611060511 + 5611060512.
It is an arithmetic number, because the mean of its divisors is an integer number (5611060512).
Almost surely, 211222121023 is an apocalyptic number.
11222121023 is a deficient number, since it is larger than the sum of its proper divisors (1).
11222121023 is an equidigital number, since it uses as much as digits as its factorization.
11222121023 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 11222121023 its reverse (32012122211), we get a palindrome (43234243234).
The spelling of 11222121023 in words is "eleven billion, two hundred twenty-two million, one hundred twenty-one thousand, twenty-three".
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