Base | Representation |
---|---|
bin | 111000011100000100… |
… | …1111000111101111110 |
3 | 102120211201102221112012 |
4 | 1300320021320331332 |
5 | 3441210001413042 |
6 | 131402402211222 |
7 | 11520323132126 |
oct | 1607011707576 |
9 | 376751387465 |
10 | 121201201022 |
11 | 47445a11240 |
12 | 1b5a6053b12 |
13 | b57700c3c5 |
14 | 5c1aaa9c86 |
15 | 324567be82 |
hex | 1c38278f7e |
121201201022 has 64 divisors (see below), whose sum is σ = 209823989760. Its totient is φ = 52003317600.
The previous prime is 121201201019. The next prime is 121201201063. The reversal of 121201201022 is 220102102121.
It is a super-2 number, since 2×1212012010222 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 121201200988 and 121201201006.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4458323 + ... + 4485425.
It is an arithmetic number, because the mean of its divisors is an integer number (3278499840).
Almost surely, 2121201201022 is an apocalyptic number.
121201201022 is a deficient number, since it is larger than the sum of its proper divisors (88622788738).
121201201022 is a wasteful number, since it uses less digits than its factorization.
121201201022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27309.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 121201201022 its reverse (220102102121), we get a palindrome (341303303143).
It can be divided in two parts, 121201 and 201022, that added together give a palindrome (322223).
The spelling of 121201201022 in words is "one hundred twenty-one billion, two hundred one million, two hundred one thousand, twenty-two".
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