Base | Representation |
---|---|
bin | 11110100011111101101… |
… | …111000110001010101010 |
3 | 21102202222121202011201120 |
4 | 132203331233012022222 |
5 | 233402202430201442 |
6 | 4244452524400110 |
7 | 304506640065630 |
oct | 36437557061252 |
9 | 7382877664646 |
10 | 2100201022122 |
11 | 73a7657a7875 |
12 | 29b0490a6036 |
13 | 1230818c83c8 |
14 | 739164bb350 |
15 | 3996ebc44ec |
hex | 1e8fdbc62aa |
2100201022122 has 32 divisors (see below), whose sum is σ = 4811394508800. Its totient is φ = 598690556208.
The previous prime is 2100201022099. The next prime is 2100201022123. The reversal of 2100201022122 is 2212201020012.
It is not an unprimeable number, because it can be changed into a prime (2100201022123) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56934622 + ... + 56971497.
It is an arithmetic number, because the mean of its divisors is an integer number (150356078400).
Almost surely, 22100201022122 is an apocalyptic number.
2100201022122 is an abundant number, since it is smaller than the sum of its proper divisors (2711193486678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2100201022122 is a wasteful number, since it uses less digits than its factorization.
2100201022122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113906570.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 2100201022122 its reverse (2212201020012), we get a palindrome (4312402042134).
The spelling of 2100201022122 in words is "two trillion, one hundred billion, two hundred one million, twenty-two thousand, one hundred twenty-two".
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