Base | Representation |
---|---|
bin | 11101101100010001100… |
… | …10001101000011101010 |
3 | 10121112022122021000012011 |
4 | 32312020302031003222 |
5 | 113203333220024320 |
6 | 2100401355510134 |
7 | 133464362602312 |
oct | 16661062150352 |
9 | 3545278230164 |
10 | 1020202111210 |
11 | 36373554a077 |
12 | 14587b75834a |
13 | 752877b96b9 |
14 | 37541500442 |
15 | 1b81010705a |
hex | ed88c8d0ea |
1020202111210 has 32 divisors (see below), whose sum is σ = 1850493081600. Its totient is φ = 404951456640.
The previous prime is 1020202111207. The next prime is 1020202111217. The reversal of 1020202111210 is 121112020201.
It is not an unprimeable number, because it can be changed into a prime (1020202111217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128211 + ... + 1434169.
It is an arithmetic number, because the mean of its divisors is an integer number (57827908800).
Almost surely, 21020202111210 is an apocalyptic number.
1020202111210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1020202111210 is a deficient number, since it is larger than the sum of its proper divisors (830290970390).
1020202111210 is a wasteful number, since it uses less digits than its factorization.
1020202111210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1306566.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 1020202111210 its reverse (121112020201), we get a palindrome (1141314131411).
The spelling of 1020202111210 in words is "one trillion, twenty billion, two hundred two million, one hundred eleven thousand, two hundred ten".
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