Base | Representation |
---|---|
bin | 110000000001101010111111… |
… | …010110011001011000111110 |
3 | 1000200212112121110112020202022 |
4 | 300001222333112121120332 |
5 | 210141121314133031420 |
6 | 2025121350030400142 |
7 | 62330136026513540 |
oct | 6001527726313076 |
9 | 1020775543466668 |
10 | 211221112002110 |
11 | 61335409225091 |
12 | 1b834097060052 |
13 | 90b20b08a0632 |
14 | 3a23229107690 |
15 | 196452c390c25 |
hex | c01abf59963e |
211221112002110 has 64 divisors (see below), whose sum is σ = 468017823398400. Its totient is φ = 67011642859392.
The previous prime is 211221112002071. The next prime is 211221112002133. The reversal of 211221112002110 is 11200211122112.
It is a super-2 number, since 2×2112211120021102 (a number of 29 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 31 ways as a sum of consecutive naturals, for example, 1846604045 + ... + 1846718424.
It is an arithmetic number, because the mean of its divisors is an integer number (7312778490600).
Almost surely, 2211221112002110 is an apocalyptic number.
211221112002110 is an abundant number, since it is smaller than the sum of its proper divisors (256796711396290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211221112002110 is a wasteful number, since it uses less digits than its factorization.
211221112002110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3693322545.
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 211221112002110 its reverse (11200211122112), we get a palindrome (222421323124222).
The spelling of 211221112002110 in words is "two hundred eleven trillion, two hundred twenty-one billion, one hundred twelve million, two thousand, one hundred ten".
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