Base | Representation |
---|---|
bin | 1001001100100001001010… |
… | …01100110000110000111111 |
3 | 2122121010210021011011112012 |
4 | 10212100211030300300333 |
5 | 10122301241003211111 |
6 | 111001314551001435 |
7 | 4154641261061510 |
oct | 446204514606077 |
9 | 78533707134465 |
10 | 20221330132031 |
11 | 64968aa766126 |
12 | 232704266927b |
13 | b38b2b7358c2 |
14 | 4dca0914aa07 |
15 | 25100ac1948b |
hex | 126425330c3f |
20221330132031 has 32 divisors (see below), whose sum is σ = 24213521399808. Its totient is φ = 16521813997920.
The previous prime is 20221330132009. The next prime is 20221330132063. The reversal of 20221330132031 is 13023103312202.
It is not a de Polignac number, because 20221330132031 - 214 = 20221330115647 is a prime.
It is a super-2 number, since 2×202213301320312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20221330131988 and 20221330132006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20221330131031) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215755526 + ... + 215849228.
It is an arithmetic number, because the mean of its divisors is an integer number (756672543744).
Almost surely, 220221330132031 is an apocalyptic number.
20221330132031 is a deficient number, since it is larger than the sum of its proper divisors (3992191267777).
20221330132031 is a wasteful number, since it uses less digits than its factorization.
20221330132031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108651.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 20221330132031 its reverse (13023103312202), we get a palindrome (33244433444233).
The spelling of 20221330132031 in words is "twenty trillion, two hundred twenty-one billion, three hundred thirty million, one hundred thirty-two thousand, thirty-one".
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