Base | Representation |
---|---|
bin | 100000001100011001001… |
… | …010011101110001001011 |
3 | 21211111102002211021001020 |
4 | 200030121022131301023 |
5 | 242221323031044321 |
6 | 4412155220523523 |
7 | 315556415353410 |
oct | 40143112356113 |
9 | 7744362737036 |
10 | 2212330331211 |
11 | 783275884360 |
12 | 2b8920b505a3 |
13 | 1308112a5800 |
14 | 791123ba107 |
15 | 3c833bc34c6 |
hex | 2031929dc4b |
2212330331211 has 96 divisors (see below), whose sum is σ = 4079428738560. Its totient is φ = 1034982374400.
The previous prime is 2212330331053. The next prime is 2212330331249. The reversal of 2212330331211 is 1121330332122.
It is not a de Polignac number, because 2212330331211 - 218 = 2212330069067 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2212330331251) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 909505 + ... + 2291693.
It is an arithmetic number, because the mean of its divisors is an integer number (42494049360).
Almost surely, 22212330331211 is an apocalyptic number.
2212330331211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
2212330331211 is a deficient number, since it is larger than the sum of its proper divisors (1867098407349).
2212330331211 is a wasteful number, since it uses less digits than its factorization.
2212330331211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1382277 (or 1382264 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 2212330331211 its reverse (1121330332122), we get a palindrome (3333660663333).
The spelling of 2212330331211 in words is "two trillion, two hundred twelve billion, three hundred thirty million, three hundred thirty-one thousand, two hundred eleven".
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