Base | Representation |
---|---|
bin | 101101101111111000000101… |
… | …000001011110100111000100 |
3 | 222101101201211211200012212102 |
4 | 231233320011001132213010 |
5 | 202332443421242101040 |
6 | 1551530551240411232 |
7 | 60244242103520003 |
oct | 5557700501364704 |
9 | 871351754605772 |
10 | 201202122222020 |
11 | 59122382736237 |
12 | 1a69639b776b18 |
13 | 883638144535a |
14 | 379833dd40c3a |
15 | 183dae0231515 |
hex | b6fe0505e9c4 |
201202122222020 has 96 divisors (see below), whose sum is σ = 440493611636736. Its totient is φ = 77109884928000.
The previous prime is 201202122222019. The next prime is 201202122222041. The reversal of 201202122222020 is 20222221202102.
201202122222020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 201202122221983 and 201202122222001.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1573388804 + ... + 1573516676.
It is an arithmetic number, because the mean of its divisors is an integer number (4588475121216).
Almost surely, 2201202122222020 is an apocalyptic number.
201202122222020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 201202122222020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220246805818368).
201202122222020 is an abundant number, since it is smaller than the sum of its proper divisors (239291489414716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201202122222020 is a wasteful number, since it uses less digits than its factorization.
201202122222020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153141 (or 153139 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
Adding to 201202122222020 its reverse (20222221202102), we get a palindrome (221424343424122).
The spelling of 201202122222020 in words is "two hundred one trillion, two hundred two billion, one hundred twenty-two million, two hundred twenty-two thousand, twenty".
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