Base | Representation |
---|---|
bin | 11101101011111001100… |
… | …11011010010110011011 |
3 | 10121111210122000122022101 |
4 | 32311330303122112123 |
5 | 113202430240214321 |
6 | 2100325415304231 |
7 | 133456402210321 |
oct | 16657463322633 |
9 | 3544718018271 |
10 | 1020001101211 |
11 | 363642037304 |
12 | 14582437b077 |
13 | 75254c6a781 |
14 | 37522937d11 |
15 | 1b7ec64d791 |
hex | ed7ccda59b |
1020001101211 has 4 divisors (see below), whose sum is σ = 1035224998312. Its totient is φ = 1004777204112.
The previous prime is 1020001101179. The next prime is 1020001101307. The reversal of 1020001101211 is 1121011000201.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1020001101211 - 25 = 1020001101179 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1020401101211) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7611948450 + ... + 7611948583.
It is an arithmetic number, because the mean of its divisors is an integer number (258806249578).
Almost surely, 21020001101211 is an apocalyptic number.
1020001101211 is a deficient number, since it is larger than the sum of its proper divisors (15223897101).
1020001101211 is an equidigital number, since it uses as much as digits as its factorization.
1020001101211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15223897100.
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 1020001101211 its reverse (1121011000201), we get a palindrome (2141012101412).
The spelling of 1020001101211 in words is "one trillion, twenty billion, one million, one hundred one thousand, two hundred eleven".
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