Base | Representation |
---|---|
bin | 10111000000110011010111… |
… | …010001110000111001100001 |
3 | 111021100121021022212101112200 |
4 | 113000303113101300321201 |
5 | 101231212013101333441 |
6 | 555131200025243413 |
7 | 30214124426013240 |
oct | 2700632721607141 |
9 | 437317238771480 |
10 | 101210221121121 |
11 | 2a281017306902 |
12 | b427276333569 |
13 | 446211018bbc8 |
14 | 1adc85a9bc957 |
15 | ba7a9b9957b6 |
hex | 5c0cd7470e61 |
101210221121121 has 24 divisors (see below), whose sum is σ = 167077618631040. Its totient is φ = 57834263843136.
The previous prime is 101210221121039. The next prime is 101210221121129. The reversal of 101210221121121 is 121121122012101.
It is a happy number.
101210221121121 is a `hidden beast` number, since 1 + 0 + 1 + 210 + 221 + 1 + 211 + 21 = 666.
It is not a de Polignac number, because 101210221121121 - 222 = 101210216926817 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 101210221121094 and 101210221121103.
It is not an unprimeable number, because it can be changed into a prime (101210221121129) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25655181 + ... + 29336133.
It is an arithmetic number, because the mean of its divisors is an integer number (6961567442960).
Almost surely, 2101210221121121 is an apocalyptic number.
It is an amenable number.
101210221121121 is a deficient number, since it is larger than the sum of its proper divisors (65867397509919).
101210221121121 is a wasteful number, since it uses less digits than its factorization.
101210221121121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4117405 (or 4117402 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 18.
Adding to 101210221121121 its reverse (121121122012101), we get a palindrome (222331343133222).
The spelling of 101210221121121 in words is "one hundred one trillion, two hundred ten billion, two hundred twenty-one million, one hundred twenty-one thousand, one hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •