Base | Representation |
---|---|
bin | 10111000000111100011110… |
… | …110000001011101010110101 |
3 | 111021101112112112202201202220 |
4 | 113000330132300023222311 |
5 | 101231342040103241041 |
6 | 555135455235352553 |
7 | 30214622132633661 |
oct | 2700743660135265 |
9 | 437345475681686 |
10 | 101220010212021 |
11 | 2a28518aa67778 |
12 | b429148752759 |
13 | 446301027279c |
14 | 1add108b1d8a1 |
15 | ba7e71091d66 |
hex | 5c0f1ec0bab5 |
101220010212021 has 8 divisors (see below), whose sum is σ = 134962461114144. Its totient is φ = 67478783058960.
The previous prime is 101220010212019. The next prime is 101220010212053. The reversal of 101220010212021 is 120212010022101.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 101220010212021 - 21 = 101220010212019 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101220010212001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305744250 + ... + 306075131.
It is an arithmetic number, because the mean of its divisors is an integer number (16870307639268).
Almost surely, 2101220010212021 is an apocalyptic number.
It is an amenable number.
101220010212021 is a deficient number, since it is larger than the sum of its proper divisors (33742450902123).
101220010212021 is an equidigital number, since it uses as much as digits as its factorization.
101220010212021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 611874531.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 101220010212021 its reverse (120212010022101), we get a palindrome (221432020234122).
The spelling of 101220010212021 in words is "one hundred one trillion, two hundred twenty billion, ten million, two hundred twelve thousand, twenty-one".
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