Base | Representation |
---|---|
bin | 100000001100010010100… |
… | …110011011001001100001 |
3 | 21211111010102122000212021 |
4 | 200030102212123021201 |
5 | 242221111334020001 |
6 | 4412140244501441 |
7 | 315553610416441 |
oct | 40142246331141 |
9 | 7744112560767 |
10 | 2212220220001 |
11 | 783219707160 |
12 | 2b88b00aa881 |
13 | 1307c453194c |
14 | 79101916121 |
15 | 3c8291c2ba1 |
hex | 2031299b261 |
2212220220001 has 8 divisors (see below), whose sum is σ = 2413930485024. Its totient is φ = 2010609844320.
The previous prime is 2212220219981. The next prime is 2212220220017. The reversal of 2212220220001 is 1000220222122.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2212220220001 - 211 = 2212220217953 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2212220220031) 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, 24926020 + ... + 25014613.
It is an arithmetic number, because the mean of its divisors is an integer number (301741310628).
Almost surely, 22212220220001 is an apocalyptic number.
It is an amenable number.
2212220220001 is a deficient number, since it is larger than the sum of its proper divisors (201710265023).
2212220220001 is a wasteful number, since it uses less digits than its factorization.
2212220220001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49944671.
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 2212220220001 its reverse (1000220222122), we get a palindrome (3212440442123).
It can be divided in two parts, 221 and 2220220001, that added together give a palindrome (2220220222).
The spelling of 2212220220001 in words is "two trillion, two hundred twelve billion, two hundred twenty million, two hundred twenty thousand, one".
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