Base | Representation |
---|---|
bin | 1001001011111101111100… |
… | …0011000000101000101101 |
3 | 1022202122222201010012022211 |
4 | 2102333133003000220231 |
5 | 2310444234304033401 |
6 | 33252233143210421 |
7 | 2061534256131226 |
oct | 222773703005055 |
9 | 38678881105284 |
10 | 10101210221101 |
11 | 324499891714a |
12 | 1171822a46a11 |
13 | 5837035ca80c |
14 | 26cc88bc024d |
15 | 127b50536951 |
hex | 92fdf0c0a2d |
10101210221101 has 4 divisors (see below), whose sum is σ = 10336122086752. Its totient is φ = 9866298355452.
The previous prime is 10101210221071. The next prime is 10101210221149. The reversal of 10101210221101 is 10112201210101.
It is a happy number.
10101210221101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 10101210221101 - 27 = 10101210220973 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10101210221701) 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, 117455932761 + ... + 117455932846.
It is an arithmetic number, because the mean of its divisors is an integer number (2584030521688).
Almost surely, 210101210221101 is an apocalyptic number.
It is an amenable number.
10101210221101 is a deficient number, since it is larger than the sum of its proper divisors (234911865651).
10101210221101 is an equidigital number, since it uses as much as digits as its factorization.
10101210221101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 234911865650.
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 10101210221101 its reverse (10112201210101), we get a palindrome (20213411431202).
The spelling of 10101210221101 in words is "ten trillion, one hundred one billion, two hundred ten million, two hundred twenty-one thousand, one hundred one".
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