Base | Representation |
---|---|
bin | 100000000010000010111… |
… | …100010011011101111100 |
3 | 21210102201210222010202220 |
4 | 200002002330103131330 |
5 | 242031044321231022 |
6 | 4403120534045340 |
7 | 315014200102551 |
oct | 40020274233574 |
9 | 7712653863686 |
10 | 2201220102012 |
11 | 7795943a8758 |
12 | 2b67401a9850 |
13 | 12c7605956a9 |
14 | 7877aa14a28 |
15 | 3c3d360d85c |
hex | 20082f1377c |
2201220102012 has 12 divisors (see below), whose sum is σ = 5136180238056. Its totient is φ = 733740034000.
The previous prime is 2201220101989. The next prime is 2201220102013. The reversal of 2201220102012 is 2102010221022.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 2201220101982 and 2201220102000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2201220102013) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91717504239 + ... + 91717504262.
It is an arithmetic number, because the mean of its divisors is an integer number (428015019838).
Almost surely, 22201220102012 is an apocalyptic number.
It is an amenable number.
2201220102012 is an abundant number, since it is smaller than the sum of its proper divisors (2934960136044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2201220102012 is a wasteful number, since it uses less digits than its factorization.
2201220102012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 183435008508 (or 183435008506 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 2201220102012 its reverse (2102010221022), we get a palindrome (4303230323034).
The spelling of 2201220102012 in words is "two trillion, two hundred one billion, two hundred twenty million, one hundred two thousand, twelve".
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