Base | Representation |
---|---|
bin | 10111001111100000111010… |
… | …111110111011111111110001 |
3 | 111101221020210222002210020001 |
4 | 113033200322332323333301 |
5 | 101344243020033101001 |
6 | 1001223435351550001 |
7 | 30350144623045564 |
oct | 2717407276737761 |
9 | 441836728083201 |
10 | 102221211222001 |
11 | 2a6308549191a3 |
12 | b56b1a498b301 |
13 | 450655a2c7401 |
14 | 1b3576687a4db |
15 | bc401ce93001 |
hex | 5cf83afbbff1 |
102221211222001 has 8 divisors (see below), whose sum is σ = 102849107622624. Its totient is φ = 101593324241280.
The previous prime is 102221211221989. The next prime is 102221211222019. The reversal of 102221211222001 is 100222112122201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 102221211222001 - 215 = 102221211189233 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 102221211222001.
It is not an unprimeable number, because it can be changed into a prime (102221211222401) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20068641 + ... + 24641281.
It is an arithmetic number, because the mean of its divisors is an integer number (12856138452828).
Almost surely, 2102221211222001 is an apocalyptic number.
It is an amenable number.
102221211222001 is a deficient number, since it is larger than the sum of its proper divisors (627896400623).
102221211222001 is a wasteful number, since it uses less digits than its factorization.
102221211222001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4709951.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 102221211222001 its reverse (100222112122201), we get a palindrome (202443323344202).
The spelling of 102221211222001 in words is "one hundred two trillion, two hundred twenty-one billion, two hundred eleven million, two hundred twenty-two thousand, one".
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