Base | Representation |
---|---|
bin | 11011110010011010111001… |
… | …011101101111000001011001 |
3 | 121000201100211010221010201201 |
4 | 123302122321131233001121 |
5 | 112004310400410120441 |
6 | 1111531245125114201 |
7 | 34512351016463623 |
oct | 3362327135570131 |
9 | 530640733833651 |
10 | 122212111020121 |
11 | 35a38957675931 |
12 | 11859638858961 |
13 | 53267251464b5 |
14 | 222715227bc13 |
15 | e1e03de57c31 |
hex | 6f26b976f059 |
122212111020121 has 8 divisors (see below), whose sum is σ = 125054509215680. Its totient is φ = 119369724464592.
The previous prime is 122212111020107. The next prime is 122212111020163. The reversal of 122212111020121 is 121020111212221.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 122212111020121 - 27 = 122212111019993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122212111020221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20497060 + ... + 25778938.
It is an arithmetic number, because the mean of its divisors is an integer number (15631813651960).
Almost surely, 2122212111020121 is an apocalyptic number.
It is an amenable number.
122212111020121 is a deficient number, since it is larger than the sum of its proper divisors (2842398195559).
122212111020121 is an equidigital number, since it uses as much as digits as its factorization.
122212111020121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5820015.
The product of its (nonzero) digits is 64, while the sum is 19.
Adding to 122212111020121 its reverse (121020111212221), we get a palindrome (243232222232342).
The spelling of 122212111020121 in words is "one hundred twenty-two trillion, two hundred twelve billion, one hundred eleven million, twenty thousand, one hundred twenty-one".
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