Base | Representation |
---|---|
bin | 11011111111110011100111… |
… | …111010000110110110001100 |
3 | 121010222022020201012021100111 |
4 | 123333303213322012312030 |
5 | 112114343330340223040 |
6 | 1113514022125405404 |
7 | 34635665034212422 |
oct | 3377634772066614 |
9 | 533868221167314 |
10 | 123132013211020 |
11 | 36262aa245a280 |
12 | 11987986109864 |
13 | 53923b6c52a08 |
14 | 225989a969112 |
15 | e37e2d82edea |
hex | 6ffce7e86d8c |
123132013211020 has 48 divisors (see below), whose sum is σ = 283326910449408. Its totient is φ = 44578029594560.
The previous prime is 123132013210981. The next prime is 123132013211021. The reversal of 123132013211020 is 20112310231321.
123132013211020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1231320132110202 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 123132013210982 and 123132013211000.
It is not an unprimeable number, because it can be changed into a prime (123132013211021) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1232749552 + ... + 1232849431.
It is an arithmetic number, because the mean of its divisors is an integer number (5902643967696).
Almost surely, 2123132013211020 is an apocalyptic number.
123132013211020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
123132013211020 is an abundant number, since it is smaller than the sum of its proper divisors (160194897238388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123132013211020 is a wasteful number, since it uses less digits than its factorization.
123132013211020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2465599230 (or 2465599228 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 123132013211020 its reverse (20112310231321), we get a palindrome (143244323442341).
The spelling of 123132013211020 in words is "one hundred twenty-three trillion, one hundred thirty-two billion, thirteen million, two hundred eleven thousand, twenty".
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