Base | Representation |
---|---|
bin | 101111001000010110… |
… | …1100110101110100111 |
3 | 100200020122110112001222 |
4 | 1132100231212232213 |
5 | 3124240300401043 |
6 | 114255103010555 |
7 | 10212062561645 |
oct | 1362055465647 |
9 | 320218415058 |
10 | 101212122023 |
11 | 39a18671341 |
12 | 17747899a5b |
13 | 970c9895cc |
14 | 4c82028195 |
15 | 297586bd68 |
hex | 1790b66ba7 |
101212122023 has 4 divisors (see below), whose sum is σ = 101294342688. Its totient is φ = 101129901360.
The previous prime is 101212121977. The next prime is 101212122041. The reversal of 101212122023 is 320221212101.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 101212122023 - 214 = 101212105639 is a prime.
It is a super-2 number, since 2×1012121220232 (a number of 23 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 = 101212121992 and 101212122010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101212122043) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41108486 + ... + 41110947.
It is an arithmetic number, because the mean of its divisors is an integer number (25323585672).
Almost surely, 2101212122023 is an apocalyptic number.
101212122023 is a deficient number, since it is larger than the sum of its proper divisors (82220665).
101212122023 is an equidigital number, since it uses as much as digits as its factorization.
101212122023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82220664.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 101212122023 its reverse (320221212101), we get a palindrome (421433334124).
The spelling of 101212122023 in words is "one hundred one billion, two hundred twelve million, one hundred twenty-two thousand, twenty-three".
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