Base | Representation |
---|---|
bin | 11101101100010010110… |
… | …00011000101010001010 |
3 | 10121112100100002111221120 |
4 | 32312021120120222022 |
5 | 113203343300321302 |
6 | 2100402354220110 |
7 | 133464543640122 |
oct | 16661130305212 |
9 | 3545310074846 |
10 | 1020212120202 |
11 | 363740165a70 |
12 | 145882b84636 |
13 | 752898b2392 |
14 | 37542987c82 |
15 | 1b810e329bc |
hex | ed89618a8a |
1020212120202 has 32 divisors (see below), whose sum is σ = 2286077287104. Its totient is φ = 300799641600.
The previous prime is 1020212120197. The next prime is 1020212120243. The reversal of 1020212120202 is 2020212120201.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208886199 + ... + 208891082.
It is an arithmetic number, because the mean of its divisors is an integer number (71439915222).
Almost surely, 21020212120202 is an apocalyptic number.
1020212120202 is an abundant number, since it is smaller than the sum of its proper divisors (1265865166902).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020212120202 is a wasteful number, since it uses less digits than its factorization.
1020212120202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 417777334.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 1020212120202 its reverse (2020212120201), we get a palindrome (3040424240403).
Subtracting 1020212120202 from its reverse (2020212120201), we obtain a palindrome (999999999999).
The spelling of 1020212120202 in words is "one trillion, twenty billion, two hundred twelve million, one hundred twenty thousand, two hundred two".
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