Base | Representation |
---|---|
bin | 10001101000111101011… |
… | …110100100101000100110 |
3 | 11021212221011010020210001 |
4 | 101220331132210220212 |
5 | 124330102310431042 |
6 | 2324514350251514 |
7 | 153402514464403 |
oct | 21507536445046 |
9 | 4255834106701 |
10 | 1212212202022 |
11 | 428107205238 |
12 | 176b274b6b9a |
13 | 8a4076b9753 |
14 | 429583c32aa |
15 | 217ebdc5bb7 |
hex | 11a3d7a4a26 |
1212212202022 has 4 divisors (see below), whose sum is σ = 1818318303036. Its totient is φ = 606106101010.
The previous prime is 1212212202017. The next prime is 1212212202059. The reversal of 1212212202022 is 2202022122121.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×12122122020222 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303053050504 + ... + 303053050507.
It is an arithmetic number, because the mean of its divisors is an integer number (454579575759).
Almost surely, 21212212202022 is an apocalyptic number.
1212212202022 is a deficient number, since it is larger than the sum of its proper divisors (606106101014).
1212212202022 is an equidigital number, since it uses as much as digits as its factorization.
1212212202022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 606106101013.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 1212212202022 its reverse (2202022122121), we get a palindrome (3414234324143).
The spelling of 1212212202022 in words is "one trillion, two hundred twelve billion, two hundred twelve million, two hundred two thousand, twenty-two".
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