Base | Representation |
---|---|
bin | 11011110010100011001011… |
… | …011010001000011101010011 |
3 | 121000202012202202212201112121 |
4 | 123302203023122020131103 |
5 | 112004432103003001321 |
6 | 1111535315253435111 |
7 | 34513114236534442 |
oct | 3362431332103523 |
9 | 530665682781477 |
10 | 122221002000211 |
11 | 35a416aa374864 |
12 | 1185b2ba33ba97 |
13 | 532751114556a |
14 | 2227756dd4d59 |
15 | e1e3ae79c441 |
hex | 6f28cb688753 |
122221002000211 has 4 divisors (see below), whose sum is σ = 122342132825800. Its totient is φ = 122099871174624.
The previous prime is 122221002000151. The next prime is 122221002000217. The reversal of 122221002000211 is 112000200122221.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 122221002000211 - 215 = 122221001967443 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122221002000217) 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, 60565411281 + ... + 60565413298.
It is an arithmetic number, because the mean of its divisors is an integer number (30585533206450).
Almost surely, 2122221002000211 is an apocalyptic number.
122221002000211 is a deficient number, since it is larger than the sum of its proper divisors (121130825589).
122221002000211 is a wasteful number, since it uses less digits than its factorization.
122221002000211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121130825588.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 122221002000211 its reverse (112000200122221), we get a palindrome (234221202122432).
The spelling of 122221002000211 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, two million, two hundred eleven", and thus it is an aban number.
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