Base | Representation |
---|---|
bin | 10010110101010001… |
… | …110000111010110101 |
3 | 1221012020202111111011 |
4 | 102311101300322311 |
5 | 312403111431401 |
6 | 13142310312221 |
7 | 1314046244662 |
oct | 226521607265 |
9 | 57166674434 |
10 | 20221202101 |
11 | 8637383481 |
12 | 3b04058671 |
13 | 1ba3476559 |
14 | d9b826a69 |
15 | 7d53b2451 |
hex | 4b5470eb5 |
20221202101 has 12 divisors (see below), whose sum is σ = 20613379104. Its totient is φ = 19836307400.
The previous prime is 20221202087. The next prime is 20221202107. The reversal of 20221202101 is 10120212202.
It is a happy number.
It is not a de Polignac number, because 20221202101 - 29 = 20221201589 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 (20221202107) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1703256 + ... + 1715086.
It is an arithmetic number, because the mean of its divisors is an integer number (1717781592).
Almost surely, 220221202101 is an apocalyptic number.
It is an amenable number.
20221202101 is a deficient number, since it is larger than the sum of its proper divisors (392177003).
20221202101 is an equidigital number, since it uses as much as digits as its factorization.
20221202101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12440 (or 12381 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 20221202101 its reverse (10120212202), we get a palindrome (30341414303).
The spelling of 20221202101 in words is "twenty billion, two hundred twenty-one million, two hundred two thousand, one hundred one".
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