Base | Representation |
---|---|
bin | 100000000000111010001… |
… | …110010111111010000101 |
3 | 21210022120210022201102001 |
4 | 200000322032113322011 |
5 | 242021100011231041 |
6 | 4402355513145301 |
7 | 314642024215351 |
oct | 40007216277205 |
9 | 7708523281361 |
10 | 2200000102021 |
11 | 7790187816a7 |
12 | 2b645b6bb231 |
13 | 12c5c78baac7 |
14 | 786a299a461 |
15 | 3c361472131 |
hex | 2003a397e85 |
2200000102021 has 4 divisors (see below), whose sum is σ = 2201358967200. Its totient is φ = 2198641236844.
The previous prime is 2200000101991. The next prime is 2200000102033. The reversal of 2200000102021 is 1202010000022.
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-2200000102021 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2200000101989 and 2200000102007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2200000102081) 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, 679430161 + ... + 679433398.
It is an arithmetic number, because the mean of its divisors is an integer number (550339741800).
Almost surely, 22200000102021 is an apocalyptic number.
It is an amenable number.
2200000102021 is a deficient number, since it is larger than the sum of its proper divisors (1358865179).
2200000102021 is a wasteful number, since it uses less digits than its factorization.
2200000102021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1358865178.
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 2200000102021 its reverse (1202010000022), we get a palindrome (3402010102043).
The spelling of 2200000102021 in words is "two trillion, two hundred billion, one hundred two thousand, twenty-one".
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