Base | Representation |
---|---|
bin | 1001001100001101111100… |
… | …01100010000010011000010 |
3 | 2122120011011011210022122220 |
4 | 10212012332030100103002 |
5 | 10122114123033324302 |
6 | 110552451041511510 |
7 | 4154124501355545 |
oct | 446067614202302 |
9 | 78504134708586 |
10 | 20211012011202 |
11 | 6492495420241 |
12 | 2325043042596 |
13 | b37b75b7466c |
14 | 4dc30aa5885c |
15 | 250b04e6d4bc |
hex | 1261be3104c2 |
20211012011202 has 32 divisors (see below), whose sum is σ = 40458902077440. Its totient is φ = 6730858174800.
The previous prime is 20211012011171. The next prime is 20211012011231. The reversal of 20211012011202 is 20211021011202.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208091383 + ... + 208188485.
It is an arithmetic number, because the mean of its divisors is an integer number (1264340689920).
Almost surely, 220211012011202 is an apocalyptic number.
20211012011202 is an abundant number, since it is smaller than the sum of its proper divisors (20247890066238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20211012011202 is a wasteful number, since it uses less digits than its factorization.
20211012011202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128398.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 20211012011202 its reverse (20211021011202), we get a palindrome (40422033022404).
Subtracting 20211012011202 from its reverse (20211021011202), we obtain a square (9000000 = 30002).
The spelling of 20211012011202 in words is "twenty trillion, two hundred eleven billion, twelve million, eleven thousand, two hundred two".
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