Base | Representation |
---|---|
bin | 11101011001011110100… |
… | …100010101011000101010 |
3 | 21011010112200121212022100 |
4 | 131121132210111120222 |
5 | 231044403112242302 |
6 | 4144024331434230 |
7 | 265645651654344 |
oct | 35313644253052 |
9 | 7133480555270 |
10 | 2020221212202 |
11 | 709853230906 |
12 | 287647bb5976 |
13 | 118676a123ab |
14 | 6daca2ba294 |
15 | 3783d392d1c |
hex | 1d65e91562a |
2020221212202 has 24 divisors (see below), whose sum is σ = 4442476499136. Its totient is φ = 663356218536.
The previous prime is 2020221212197. The next prime is 2020221212257. The reversal of 2020221212202 is 2022121220202.
2020221212202 is a `hidden beast` number, since 202 + 0 + 221 + 21 + 220 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 837569778 + ... + 837572189.
It is an arithmetic number, because the mean of its divisors is an integer number (185103187464).
Almost surely, 22020221212202 is an apocalyptic number.
2020221212202 is an abundant number, since it is smaller than the sum of its proper divisors (2422255286934).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020221212202 is a wasteful number, since it uses less digits than its factorization.
2020221212202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1675142042 (or 1675142039 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 2020221212202 its reverse (2022121220202), we get a palindrome (4042342432404).
The spelling of 2020221212202 in words is "two trillion, twenty billion, two hundred twenty-one million, two hundred twelve thousand, two hundred two".
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