Base | Representation |
---|---|
bin | 10001101000000001110… |
… | …011010111111100010110 |
3 | 11021210100101020001010021 |
4 | 101220001303113330112 |
5 | 124321030010201402 |
6 | 2324231143415354 |
7 | 153335636550454 |
oct | 21500163277426 |
9 | 4253311201107 |
10 | 1211211022102 |
11 | 427743055a14 |
12 | 1768a815455a |
13 | 8a2a81584b3 |
14 | 428a14499d4 |
15 | 2178e05ed37 |
hex | 11a01cd7f16 |
1211211022102 has 16 divisors (see below), whose sum is σ = 1834628986512. Its totient is φ = 599694357600.
The previous prime is 1211211022093. The next prime is 1211211022159. The reversal of 1211211022102 is 2012201121121.
It is a super-2 number, since 2×12112110221022 (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 in 7 ways as a sum of consecutive naturals, for example, 6490524 + ... + 6674527.
It is an arithmetic number, because the mean of its divisors is an integer number (114664311657).
Almost surely, 21211211022102 is an apocalyptic number.
1211211022102 is a deficient number, since it is larger than the sum of its proper divisors (623417964410).
1211211022102 is a wasteful number, since it uses less digits than its factorization.
1211211022102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13165503.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 1211211022102 its reverse (2012201121121), we get a palindrome (3223412143223).
The spelling of 1211211022102 in words is "one trillion, two hundred eleven billion, two hundred eleven million, twenty-two thousand, one hundred two".
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