Base | Representation |
---|---|
bin | 1001001100100000100100… |
… | …01111010000101110001101 |
3 | 2122121002222002120102000011 |
4 | 10212100102033100232031 |
5 | 10122300113034120414 |
6 | 111001223224433221 |
7 | 4154630346135505 |
oct | 446202217205615 |
9 | 78532862512004 |
10 | 20221012020109 |
11 | 6496757140a0a |
12 | 2326b74018811 |
13 | b38aaa865bb4 |
14 | 4dc9b8bc0a05 |
15 | 250edcd2ddc4 |
hex | 1264123d0b8d |
20221012020109 has 4 divisors (see below), whose sum is σ = 20221026694560. Its totient is φ = 20220997345660.
The previous prime is 20221012020059. The next prime is 20221012020133. The reversal of 20221012020109 is 90102021012202.
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 not a de Polignac number, because 20221012020109 - 243 = 11424918997901 is a prime.
It is a super-2 number, since 2×202210120201092 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20221012020109.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20221012027109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5028007 + ... + 8106964.
It is an arithmetic number, because the mean of its divisors is an integer number (5055256673640).
Almost surely, 220221012020109 is an apocalyptic number.
It is an amenable number.
20221012020109 is a deficient number, since it is larger than the sum of its proper divisors (14674451).
20221012020109 is a wasteful number, since it uses less digits than its factorization.
20221012020109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14674450.
The product of its (nonzero) digits is 288, while the sum is 22.
The spelling of 20221012020109 in words is "twenty trillion, two hundred twenty-one billion, twelve million, twenty thousand, one hundred nine".
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