Base | Representation |
---|---|
bin | 11110111000011101100… |
… | …100110001001011010101 |
3 | 21111212210110120012211221 |
4 | 132320131210301023111 |
5 | 234232241231201401 |
6 | 4302532501530341 |
7 | 306216225360421 |
oct | 36703544611325 |
9 | 7455713505757 |
10 | 2122210022101 |
11 | 74902a260254 |
12 | 2a336ba139b1 |
13 | 12517b57ba10 |
14 | 74a03521b81 |
15 | 3a30bece7a1 |
hex | 1ee1d9312d5 |
2122210022101 has 16 divisors (see below), whose sum is σ = 2449050980544. Its totient is φ = 1821516344064.
The previous prime is 2122210022089. The next prime is 2122210022129. The reversal of 2122210022101 is 1012200122212.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 2122210022101 - 225 = 2122176467669 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 (2122210622101) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57829611 + ... + 57866296.
It is an arithmetic number, because the mean of its divisors is an integer number (153065686284).
Almost surely, 22122210022101 is an apocalyptic number.
It is an amenable number.
2122210022101 is a deficient number, since it is larger than the sum of its proper divisors (326840958443).
2122210022101 is a wasteful number, since it uses less digits than its factorization.
2122210022101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115696020.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 2122210022101 its reverse (1012200122212), we get a palindrome (3134410144313).
The spelling of 2122210022101 in words is "two trillion, one hundred twenty-two billion, two hundred ten million, twenty-two thousand, one hundred one".
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