Base | Representation |
---|---|
bin | 11011110010011001010000… |
… | …000101010100011101111101 |
3 | 121000201012020221010000211122 |
4 | 123302121100011110131331 |
5 | 112004243240302342341 |
6 | 1111530353450400325 |
7 | 34512256140612632 |
oct | 3362312005243575 |
9 | 530635227100748 |
10 | 122210343012221 |
11 | 35a3812a682382 |
12 | 118592247300a5 |
13 | 5326502a78089 |
14 | 2227025532189 |
15 | e1de88b1d94b |
hex | 6f265015477d |
122210343012221 has 4 divisors (see below), whose sum is σ = 122210365787712. Its totient is φ = 122210320236732.
The previous prime is 122210343012139. The next prime is 122210343012253.
122210343012221 is nontrivially palindromic in base 10.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-122210343012221 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122210343011221) 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, 1594070 + ... + 15715016.
It is an arithmetic number, because the mean of its divisors is an integer number (30552591446928).
Almost surely, 2122210343012221 is an apocalyptic number.
It is an amenable number.
122210343012221 is a deficient number, since it is larger than the sum of its proper divisors (22775491).
122210343012221 is an equidigital number, since it uses as much as digits as its factorization.
122210343012221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22775490.
The product of its (nonzero) digits is 2304, while the sum is 26.
The spelling of 122210343012221 in words is "one hundred twenty-two trillion, two hundred ten billion, three hundred forty-three million, twelve thousand, two hundred twenty-one".
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