Base | Representation |
---|---|
bin | 100000010100100011111… |
… | …011111111101111111001 |
3 | 21212100001100102112020021 |
4 | 200110203323333233321 |
5 | 242342303330202301 |
6 | 4420205411130441 |
7 | 316316645120155 |
oct | 40244373775771 |
9 | 7770040375207 |
10 | 2221101022201 |
11 | 786a66694306 |
12 | 2ba56a2a3a21 |
13 | 1315ab3a91a9 |
14 | 79705180065 |
15 | 3cb98ba68a1 |
hex | 20523effbf9 |
2221101022201 has 8 divisors (see below), whose sum is σ = 2293724740608. Its totient is φ = 2148538260000.
The previous prime is 2221101022193. The next prime is 2221101022211. The reversal of 2221101022201 is 1022201011222.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2221101022201 - 23 = 2221101022193 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2221101022211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15164980 + ... + 15310741.
It is an arithmetic number, because the mean of its divisors is an integer number (286715592576).
Almost surely, 22221101022201 is an apocalyptic number.
It is an amenable number.
2221101022201 is a deficient number, since it is larger than the sum of its proper divisors (72623718407).
2221101022201 is a wasteful number, since it uses less digits than its factorization.
2221101022201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30478103.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 2221101022201 its reverse (1022201011222), we get a palindrome (3243302033423).
The spelling of 2221101022201 in words is "two trillion, two hundred twenty-one billion, one hundred one million, twenty-two thousand, two hundred one".
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