Base | Representation |
---|---|
bin | 100000010100100101001… |
… | …100011010001011111010 |
3 | 21212100002211002111021221 |
4 | 200110211030122023322 |
5 | 242342324224231020 |
6 | 4420211443022254 |
7 | 316320322234300 |
oct | 40244514321372 |
9 | 7770084074257 |
10 | 2221122102010 |
11 | 786a77581939 |
12 | 2ba57536a98a |
13 | 1315b2879c56 |
14 | 79707caa270 |
15 | 3cb9a96c6aa |
hex | 2052531a2fa |
2221122102010 has 48 divisors (see below), whose sum is σ = 4650900747264. Its totient is φ = 761504156448.
The previous prime is 2221122101909. The next prime is 2221122102029. The reversal of 2221122102010 is 102012211222.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25263147 + ... + 25350913.
It is an arithmetic number, because the mean of its divisors is an integer number (96893765568).
Almost surely, 22221122102010 is an apocalyptic number.
2221122102010 is an abundant number, since it is smaller than the sum of its proper divisors (2429778645254).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2221122102010 is a wasteful number, since it uses less digits than its factorization.
2221122102010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139435 (or 139428 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 2221122102010 its reverse (102012211222), we get a palindrome (2323134313232).
The spelling of 2221122102010 in words is "two trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred two thousand, ten".
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