Base | Representation |
---|---|
bin | 100000001011010101111… |
… | …010101001101000010110 |
3 | 21211101111110212210021100 |
4 | 200023111322221220112 |
5 | 242212020220041042 |
6 | 4411451235130530 |
7 | 315516435556551 |
oct | 40132572515026 |
9 | 7741443783240 |
10 | 2211202112022 |
11 | 782846a45602 |
12 | 2b8667143a46 |
13 | 1306916245a7 |
14 | 79046613698 |
15 | 3c7b9b1624c |
hex | 202d5ea9a16 |
2211202112022 has 24 divisors (see below), whose sum is σ = 4807987521480. Its totient is φ = 734444353440.
The previous prime is 2211202111961. The next prime is 2211202112023. The reversal of 2211202112022 is 2202112021122.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 2211202111986 and 2211202112004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2211202112023) 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 11 ways as a sum of consecutive naturals, for example, 218579572 + ... + 218589687.
It is an arithmetic number, because the mean of its divisors is an integer number (200332813395).
Almost surely, 22211202112022 is an apocalyptic number.
2211202112022 is an abundant number, since it is smaller than the sum of its proper divisors (2596785409458).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2211202112022 is a wasteful number, since it uses less digits than its factorization.
2211202112022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 437169548 (or 437169545 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 2211202112022 its reverse (2202112021122), we get a palindrome (4413314133144).
The spelling of 2211202112022 in words is "two trillion, two hundred eleven billion, two hundred two million, one hundred twelve thousand, twenty-two".
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