Base | Representation |
---|---|
bin | 11011010101011100110100… |
… | …100111010011111110101100 |
3 | 120202200001012221220220000011 |
4 | 123111130310213103332230 |
5 | 111224201221422144040 |
6 | 1103404524115343004 |
7 | 34215463122546325 |
oct | 3325346447237654 |
9 | 522601187826004 |
10 | 120221312303020 |
11 | 353406326a5085 |
12 | 115978422b1a64 |
13 | 5210a89c78626 |
14 | 2198a5783b44c |
15 | dd7373b663ea |
hex | 6d57349d3fac |
120221312303020 has 12 divisors (see below), whose sum is σ = 252464755836384. Its totient is φ = 48088524921200.
The previous prime is 120221312303011. The next prime is 120221312303023. The reversal of 120221312303020 is 20303213122021.
It is a super-2 number, since 2×1202213123030202 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 120221312302982 and 120221312303000.
It is not an unprimeable number, because it can be changed into a prime (120221312303023) 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, 3005532807556 + ... + 3005532807595.
It is an arithmetic number, because the mean of its divisors is an integer number (21038729653032).
Almost surely, 2120221312303020 is an apocalyptic number.
120221312303020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120221312303020 is an abundant number, since it is smaller than the sum of its proper divisors (132243443533364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120221312303020 is a wasteful number, since it uses less digits than its factorization.
120221312303020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6011065615160 (or 6011065615158 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 120221312303020 its reverse (20303213122021), we get a palindrome (140524525425041).
The spelling of 120221312303020 in words is "one hundred twenty trillion, two hundred twenty-one billion, three hundred twelve million, three hundred three thousand, twenty".
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