Base | Representation |
---|---|
bin | 100000001100010010000… |
… | …100000110010111111100 |
3 | 21211111002210200212221102 |
4 | 200030102010012113330 |
5 | 242221102033101022 |
6 | 4412135323552232 |
7 | 315553441062311 |
oct | 40142204062774 |
9 | 7744083625842 |
10 | 2212211222012 |
11 | 783214620900 |
12 | 2b88a908b678 |
13 | 1307c27011ac |
14 | 79100652d08 |
15 | 3c8284e6a92 |
hex | 203121065fc |
2212211222012 has 36 divisors (see below), whose sum is σ = 4273570461888. Its totient is φ = 1001234836800.
The previous prime is 2212211221993. The next prime is 2212211222021. The reversal of 2212211222012 is 2102221122122.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9695564 + ... + 9921107.
It is an arithmetic number, because the mean of its divisors is an integer number (118710290608).
Almost surely, 22212211222012 is an apocalyptic number.
2212211222012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
2212211222012 is a deficient number, since it is larger than the sum of its proper divisors (2061359239876).
2212211222012 is a wasteful number, since it uses less digits than its factorization.
2212211222012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19616930 (or 19616917 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 2212211222012 its reverse (2102221122122), we get a palindrome (4314432344134).
The spelling of 2212211222012 in words is "two trillion, two hundred twelve billion, two hundred eleven million, two hundred twenty-two thousand, twelve".
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