Base | Representation |
---|---|
bin | 11110100101110000001… |
… | …111000111110100011010 |
3 | 21102221221111102222120122 |
4 | 132211300033013310122 |
5 | 233420121214120442 |
6 | 4245411310153242 |
7 | 304605354232115 |
oct | 36456017076432 |
9 | 7387844388518 |
10 | 2102122020122 |
11 | 740561095023 |
12 | 29b4a44b2822 |
13 | 1232c98a1707 |
14 | 73a5968d57c |
15 | 39a3367ddd2 |
hex | 1e9703c7d1a |
2102122020122 has 4 divisors (see below), whose sum is σ = 3153183030186. Its totient is φ = 1051061010060.
The previous prime is 2102122020107. The next prime is 2102122020191. The reversal of 2102122020122 is 2210202212012.
It is a happy number.
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., 1557476544121 + 544645476001 = 1247989^2 + 738001^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 2102122020122.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525530505029 + ... + 525530505032.
Almost surely, 22102122020122 is an apocalyptic number.
2102122020122 is a deficient number, since it is larger than the sum of its proper divisors (1051061010064).
2102122020122 is a wasteful number, since it uses less digits than its factorization.
2102122020122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1051061010063.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 2102122020122 its reverse (2210202212012), we get a palindrome (4312324232134).
The spelling of 2102122020122 in words is "two trillion, one hundred two billion, one hundred twenty-two million, twenty thousand, one hundred twenty-two".
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