Base | Representation |
---|---|
bin | 11110111000011000010… |
… | …101000010001001000010 |
3 | 21111212120022221210121000 |
4 | 132320120111002021002 |
5 | 234232101213324302 |
6 | 4302520035312430 |
7 | 306214106321034 |
oct | 36703025021102 |
9 | 7455508853530 |
10 | 2122122011202 |
11 | 748a94608376 |
12 | 2a334644b716 |
13 | 12516627526b |
14 | 749d5971c54 |
15 | 3a3043e731c |
hex | 1ee18542242 |
2122122011202 has 32 divisors (see below), whose sum is σ = 4716564652800. Its totient is φ = 707263309584.
The previous prime is 2122122011189. The next prime is 2122122011213. The reversal of 2122122011202 is 2021102212212.
It is a happy number.
2122122011202 is a `hidden beast` number, since 21 + 221 + 220 + 1 + 1 + 202 = 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 15 ways as a sum of consecutive naturals, for example, 2726202 + ... + 3417077.
It is an arithmetic number, because the mean of its divisors is an integer number (147392645400).
Almost surely, 22122122011202 is an apocalyptic number.
2122122011202 is an abundant number, since it is smaller than the sum of its proper divisors (2594442641598).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2122122011202 is a wasteful number, since it uses less digits than its factorization.
2122122011202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6149687 (or 6149681 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 2122122011202 its reverse (2021102212212), we get a palindrome (4143224223414).
The spelling of 2122122011202 in words is "two trillion, one hundred twenty-two billion, one hundred twenty-two million, eleven thousand, two hundred two".
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