Base | Representation |
---|---|
bin | 1001001100100010011100… |
… | …10100011010000011100101 |
3 | 2122121012120100021012020120 |
4 | 10212101032110122003211 |
5 | 10122304144110031041 |
6 | 111001511233152153 |
7 | 4154664335632335 |
oct | 446211624320345 |
9 | 78535510235216 |
10 | 20222020002021 |
11 | 6497124116712 |
12 | 23271b56bb659 |
13 | b38c0b6391b6 |
14 | 4dca72a090c5 |
15 | 25104b58a366 |
hex | 12644e51a0e5 |
20222020002021 has 4 divisors (see below), whose sum is σ = 26962693336032. Its totient is φ = 13481346668012.
The previous prime is 20222020002007. The next prime is 20222020002073. The reversal of 20222020002021 is 12020002022202.
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 20222020002021 - 222 = 20222015807717 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20222020002421) 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, 3370336667001 + ... + 3370336667006.
It is an arithmetic number, because the mean of its divisors is an integer number (6740673334008).
Almost surely, 220222020002021 is an apocalyptic number.
It is an amenable number.
20222020002021 is a deficient number, since it is larger than the sum of its proper divisors (6740673334011).
20222020002021 is an equidigital number, since it uses as much as digits as its factorization.
20222020002021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6740673334010.
The product of its (nonzero) digits is 128, while the sum is 15.
Adding to 20222020002021 its reverse (12020002022202), we get a palindrome (32242022024223).
The spelling of 20222020002021 in words is "twenty trillion, two hundred twenty-two billion, twenty million, two thousand, twenty-one".
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