Base | Representation |
---|---|
bin | 11110101110000010101… |
… | …010111000100011101000 |
3 | 21110210220200212021201122 |
4 | 132232002222320203220 |
5 | 234041332413101440 |
6 | 4253442331034412 |
7 | 305342034215336 |
oct | 36560252704350 |
9 | 7423820767648 |
10 | 2111021222120 |
11 | 74430849a218 |
12 | 2a116889ba08 |
13 | 1240b74bbc05 |
14 | 74261546b56 |
15 | 39da4a997b5 |
hex | 1eb82ab88e8 |
2111021222120 has 32 divisors (see below), whose sum is σ = 4757139072000. Its totient is φ = 843103364928.
The previous prime is 2111021222083. The next prime is 2111021222153. The reversal of 2111021222120 is 212221201112.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40758920 + ... + 40810679.
It is an arithmetic number, because the mean of its divisors is an integer number (148660596000).
Almost surely, 22111021222120 is an apocalyptic number.
2111021222120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2111021222120 is an abundant number, since it is smaller than the sum of its proper divisors (2646117849880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2111021222120 is a wasteful number, since it uses less digits than its factorization.
2111021222120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81570257 (or 81570253 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 2111021222120 its reverse (212221201112), we get a palindrome (2323242423232).
The spelling of 2111021222120 in words is "two trillion, one hundred eleven billion, twenty-one million, two hundred twenty-two thousand, one hundred twenty".
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