Base | Representation |
---|---|
bin | 10111000000111100101010… |
… | …101010010100000011111010 |
3 | 111021101120001110201000112012 |
4 | 113000330222222110003322 |
5 | 101231342442230000442 |
6 | 555135531133445522 |
7 | 30214630110046403 |
oct | 2700745252240372 |
9 | 437346043630465 |
10 | 101220210000122 |
11 | 2a285282815504 |
12 | b4291a36408a2 |
13 | 44630427844b5 |
14 | 1add1274889aa |
15 | ba7e838a8582 |
hex | 5c0f2aa940fa |
101220210000122 has 8 divisors (see below), whose sum is σ = 151831059030036. Its totient is φ = 50609856990112.
The previous prime is 101220210000083. The next prime is 101220210000127. The reversal of 101220210000122 is 221000012022101.
It can be written as a sum of positive squares in 2 ways, for example, as 93474458631961 + 7745751368161 = 9668219^2 + 2783119^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 101220210000097 and 101220210000106.
It is not an unprimeable number, because it can be changed into a prime (101220210000127) 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, 123494393 + ... + 124311324.
Almost surely, 2101220210000122 is an apocalyptic number.
101220210000122 is a deficient number, since it is larger than the sum of its proper divisors (50610849029914).
101220210000122 is a wasteful number, since it uses less digits than its factorization.
101220210000122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248009952.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 101220210000122 its reverse (221000012022101), we get a palindrome (322220222022223).
The spelling of 101220210000122 in words is "one hundred one trillion, two hundred twenty billion, two hundred ten million, one hundred twenty-two", and thus it is an aban number.
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