Base | Representation |
---|---|
bin | 1001100110101011010001… |
… | …01001111100011001101010 |
3 | 2202210001200210002010222112 |
4 | 10303111220221330121222 |
5 | 10232012441131121302 |
6 | 112530240011122322 |
7 | 4306610005060634 |
oct | 463255051743152 |
9 | 82701623063875 |
10 | 21120110020202 |
11 | 6802a96562936 |
12 | 24512761433a2 |
13 | ba28054a823b |
14 | 53030c489a54 |
15 | 2695b1086552 |
hex | 133568a7c66a |
21120110020202 has 4 divisors (see below), whose sum is σ = 31680165030306. Its totient is φ = 10560055010100.
The previous prime is 21120110020183. The next prime is 21120110020211. The reversal of 21120110020202 is 20202001102112.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 20999956970041 + 120153050161 = 4582571^2 + 346631^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5280027505049 + ... + 5280027505052.
Almost surely, 221120110020202 is an apocalyptic number.
21120110020202 is a deficient number, since it is larger than the sum of its proper divisors (10560055010104).
21120110020202 is a wasteful number, since it uses less digits than its factorization.
21120110020202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10560055010103.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 21120110020202 its reverse (20202001102112), we get a palindrome (41322111122314).
The spelling of 21120110020202 in words is "twenty-one trillion, one hundred twenty billion, one hundred ten million, twenty thousand, two hundred two".
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