Base | Representation |
---|---|
bin | 101111110001101011100100… |
… | …011001110010110111010101 |
3 | 1000112222111011221011100012002 |
4 | 233301223210121302313111 |
5 | 210020120302314201401 |
6 | 2022520452144405045 |
7 | 62154554354014064 |
oct | 5761534431626725 |
9 | 1015874157140162 |
10 | 210122222022101 |
11 | 60a51374502594 |
12 | 1b697117016785 |
13 | 9032595a73a2c |
14 | 39c5d8122a1db |
15 | 1945b640a4a6b |
hex | bf1ae4672dd5 |
210122222022101 has 4 divisors (see below), whose sum is σ = 210234048645600. Its totient is φ = 210010395398604.
The previous prime is 210122222022073. The next prime is 210122222022109. The reversal of 210122222022101 is 101220222221012.
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-210122222022101 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 (210122222022109) 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, 55913308931 + ... + 55913312688.
It is an arithmetic number, because the mean of its divisors is an integer number (52558512161400).
Almost surely, 2210122222022101 is an apocalyptic number.
It is an amenable number.
210122222022101 is a deficient number, since it is larger than the sum of its proper divisors (111826623499).
210122222022101 is a wasteful number, since it uses less digits than its factorization.
210122222022101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111826623498.
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 210122222022101 its reverse (101220222221012), we get a palindrome (311342444243113).
The spelling of 210122222022101 in words is "two hundred ten trillion, one hundred twenty-two billion, two hundred twenty-two million, twenty-two thousand, one hundred one".
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