Base | Representation |
---|---|
bin | 11101101100010001100… |
… | …01110110110010101011 |
3 | 10121112022122002101002102 |
4 | 32312020301312302223 |
5 | 113203333204120021 |
6 | 2100401353524015 |
7 | 133464362042366 |
oct | 16661061666253 |
9 | 3545278071072 |
10 | 1020202020011 |
11 | 3637354975a9 |
12 | 14587b71360b |
13 | 75287787035 |
14 | 375414b90dd |
15 | 1b8100da00b |
hex | ed88c76cab |
1020202020011 has 8 divisors (see below), whose sum is σ = 1053789926784. Its totient is φ = 986656498560.
The previous prime is 1020202019989. The next prime is 1020202020037. The reversal of 1020202020011 is 1100202020201.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1020202020011 - 238 = 745324113067 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1020202019974 and 1020202020001.
It is not an unprimeable number, because it can be changed into a prime (1020202020091) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10547396 + ... + 10643681.
It is an arithmetic number, because the mean of its divisors is an integer number (131723740848).
Almost surely, 21020202020011 is an apocalyptic number.
1020202020011 is a deficient number, since it is larger than the sum of its proper divisors (33587906773).
1020202020011 is a wasteful number, since it uses less digits than its factorization.
1020202020011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21192661.
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 1020202020011 its reverse (1100202020201), we get a palindrome (2120404040212).
The spelling of 1020202020011 in words is "one trillion, twenty billion, two hundred two million, twenty thousand, eleven".
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