Base | Representation |
---|---|
bin | 1001001011111001011100… |
… | …11111100100100000010100 |
3 | 2122112002202111212021111012 |
4 | 10211330232133210200110 |
5 | 10121424110333033022 |
6 | 110543431304431352 |
7 | 4153255052242130 |
oct | 445745637444024 |
9 | 78462674767435 |
10 | 20200011221012 |
11 | 648885a7a27a7 |
12 | 2322a92a78558 |
13 | b36b11a3145c |
14 | 4db985a203c0 |
15 | 2506ae2c4de2 |
hex | 125f2e7e4814 |
20200011221012 has 24 divisors (see below), whose sum is σ = 40411695569280. Its totient is φ = 8654646281760.
The previous prime is 20200011220981. The next prime is 20200011221053. The reversal of 20200011221012 is 21012211000202.
It is a super-2 number, since 2×202000112210122 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
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, 104125712 + ... + 104319527.
It is an arithmetic number, because the mean of its divisors is an integer number (1683820648720).
Almost surely, 220200011221012 is an apocalyptic number.
It is an amenable number.
20200011221012 is an abundant number, since it is smaller than the sum of its proper divisors (20211684348268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20200011221012 is a wasteful number, since it uses less digits than its factorization.
20200011221012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 208448711 (or 208448709 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20200011221012 its reverse (21012211000202), we get a palindrome (41212222221214).
The spelling of 20200011221012 in words is "twenty trillion, two hundred billion, eleven million, two hundred twenty-one thousand, twelve".
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