Base | Representation |
---|---|
bin | 11101101101111111001… |
… | …00010000010000110010 |
3 | 10121121200200200121122020 |
4 | 32312333210100100302 |
5 | 113212224011414302 |
6 | 2101032511052310 |
7 | 133526223000054 |
oct | 16667744202062 |
9 | 3547620617566 |
10 | 1021121201202 |
11 | 36406732aa83 |
12 | 145a97511096 |
13 | 753a303822b |
14 | 375cb5c98d4 |
15 | 1b865b54ebc |
hex | edbf910432 |
1021121201202 has 16 divisors (see below), whose sum is σ = 2046505962240. Its totient is φ = 339663140432.
The previous prime is 1021121201183. The next prime is 1021121201231. The reversal of 1021121201202 is 2021021211201.
1021121201202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 177645213 + ... + 177650960.
It is an arithmetic number, because the mean of its divisors is an integer number (127906622640).
Almost surely, 21021121201202 is an apocalyptic number.
1021121201202 is an abundant number, since it is smaller than the sum of its proper divisors (1025384761038).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1021121201202 is a wasteful number, since it uses less digits than its factorization.
1021121201202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 355296657.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 1021121201202 its reverse (2021021211201), we get a palindrome (3042142412403).
Subtracting 1021121201202 from its reverse (2021021211201), we obtain a palindrome (999900009999).
The spelling of 1021121201202 in words is "one trillion, twenty-one billion, one hundred twenty-one million, two hundred one thousand, two hundred two".
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