Base | Representation |
---|---|
bin | 110100100001111110100011… |
… | …100101000001110101111110 |
3 | 1010022000120102000102110021002 |
4 | 310201332203211001311332 |
5 | 220240222230013242342 |
6 | 2135211125141210302 |
7 | 66443415203625326 |
oct | 6441764345016576 |
9 | 1108016360373232 |
10 | 231033330212222 |
11 | 6768375997302a |
12 | 21ab3982a00992 |
13 | 9bbb470c8b815 |
14 | 410a103c64286 |
15 | 1ba9a91777d32 |
hex | d21fa3941d7e |
231033330212222 has 32 divisors (see below), whose sum is σ = 378172995333120. Its totient is φ = 105452084986560.
The previous prime is 231033330212159. The next prime is 231033330212249. The reversal of 231033330212222 is 222212033330132.
It is a super-2 number, since 2×2310333302122222 (a number of 30 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 15 ways as a sum of consecutive naturals, for example, 420591128 + ... + 421140075.
It is an arithmetic number, because the mean of its divisors is an integer number (11817906104160).
Almost surely, 2231033330212222 is an apocalyptic number.
231033330212222 is a deficient number, since it is larger than the sum of its proper divisors (147139665120898).
231033330212222 is a wasteful number, since it uses less digits than its factorization.
231033330212222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 841731488.
The product of its (nonzero) digits is 15552, while the sum is 29.
Adding to 231033330212222 its reverse (222212033330132), we get a palindrome (453245363542354).
The spelling of 231033330212222 in words is "two hundred thirty-one trillion, thirty-three billion, three hundred thirty million, two hundred twelve thousand, two hundred twenty-two".
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