Base | Representation |
---|---|
bin | 11101001000100001101… |
… | …10001100011101001100 |
3 | 10112200210002221212111102 |
4 | 32210100312030131030 |
5 | 112400032031202340 |
6 | 2043505130442232 |
7 | 132214650541145 |
oct | 16442066143514 |
9 | 3480702855442 |
10 | 1001010022220 |
11 | 3565870745aa |
12 | 142004293378 |
13 | 73519604720 |
14 | 36640642acc |
15 | 1b08a277215 |
hex | e910d8c74c |
1001010022220 has 24 divisors (see below), whose sum is σ = 2263822666224. Its totient is φ = 369603700416.
The previous prime is 1001010022183. The next prime is 1001010022241. The reversal of 1001010022220 is 222200101001.
It is a happy 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, 1925019014 + ... + 1925019533.
It is an arithmetic number, because the mean of its divisors is an integer number (94325944426).
Almost surely, 21001010022220 is an apocalyptic number.
1001010022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1001010022220 is an abundant number, since it is smaller than the sum of its proper divisors (1262812644004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1001010022220 is a wasteful number, since it uses less digits than its factorization.
1001010022220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3850038569 (or 3850038567 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 1001010022220 its reverse (222200101001), we get a palindrome (1223210123221).
The spelling of 1001010022220 in words is "one trillion, one billion, ten million, twenty-two thousand, two hundred twenty".
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