Base | Representation |
---|---|
bin | 1011000000011000000111… |
… | …0101101010011100111100 |
3 | 1120211212001112211021010020 |
4 | 2300012001311222130330 |
5 | 3041231023401414322 |
6 | 41423100311412140 |
7 | 2356163366026122 |
oct | 260060165523474 |
9 | 46755045737106 |
10 | 12101101201212 |
11 | 3946059175751 |
12 | 1435336384050 |
13 | 69a18a3b097a |
14 | 2db9a6db1912 |
15 | 15eb9db7c05c |
hex | b0181d6a73c |
12101101201212 has 24 divisors (see below), whose sum is σ = 28284838525776. Its totient is φ = 4026709582848.
The previous prime is 12101101201141. The next prime is 12101101201303. The reversal of 12101101201212 is 21210210110121.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 12101101201191 and 12101101201200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 873844983 + ... + 873858830.
It is an arithmetic number, because the mean of its divisors is an integer number (1178534938574).
Almost surely, 212101101201212 is an apocalyptic number.
12101101201212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12101101201212 is an abundant number, since it is smaller than the sum of its proper divisors (16183737324564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12101101201212 is a wasteful number, since it uses less digits than its factorization.
12101101201212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1747704397 (or 1747704395 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 12101101201212 its reverse (21210210110121), we get a palindrome (33311311311333).
The spelling of 12101101201212 in words is "twelve trillion, one hundred one billion, one hundred one million, two hundred one thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •