Base | Representation |
---|---|
bin | 100000001100001100000… |
… | …101110010000111000001 |
3 | 21211110211211010002012002 |
4 | 200030030011302013001 |
5 | 242220400404000001 |
6 | 4412121343513345 |
7 | 315551113154000 |
oct | 40141405620701 |
9 | 7743754102162 |
10 | 2212111000001 |
11 | 783172a985a1 |
12 | 2b887b5b8855 |
13 | 1307a7a10626 |
14 | 790d1204c37 |
15 | 3c81e7eb46b |
hex | 2030c1721c1 |
2212111000001 has 8 divisors (see below), whose sum is σ = 2579721283200. Its totient is φ = 1896095142564.
The previous prime is 2212110999991. The next prime is 2212111000031. The reversal of 2212111000001 is 1000001112122.
It is not a de Polignac number, because 2212111000001 - 238 = 1937233093057 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2212111000031) 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, 3224651261 + ... + 3224651946.
It is an arithmetic number, because the mean of its divisors is an integer number (322465160400).
Almost surely, 22212111000001 is an apocalyptic number.
It is an amenable number.
2212111000001 is a deficient number, since it is larger than the sum of its proper divisors (367610283199).
2212111000001 is an frugal number, since it uses more digits than its factorization.
2212111000001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6449303228 (or 6449303214 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 2212111000001 its reverse (1000001112122), we get a palindrome (3212112112123).
The spelling of 2212111000001 in words is "two trillion, two hundred twelve billion, one hundred eleven million, one", and thus it is an aban number.
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