Base | Representation |
---|---|
bin | 11110111000010001110… |
… | …010001000110010111010 |
3 | 21111212021200022211002222 |
4 | 132320101302020302322 |
5 | 234231340110400442 |
6 | 4302501113524042 |
7 | 306211304044103 |
oct | 36702162106272 |
9 | 7455250284088 |
10 | 2122012200122 |
11 | 748a38625711 |
12 | 2a3315713622 |
13 | 1251495a7ba9 |
14 | 749c51493aa |
15 | 3a2e99558d2 |
hex | 1ee11c88cba |
2122012200122 has 32 divisors (see below), whose sum is σ = 3547776516480. Its totient is φ = 945999060480.
The previous prime is 2122012200097. The next prime is 2122012200131. The reversal of 2122012200122 is 2210022102212.
It is a happy number.
It is a super-2 number, since 2×21220122001222 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a self number, because there is not a number n which added to its sum of digits gives 2122012200122.
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, 22263347 + ... + 22358457.
It is an arithmetic number, because the mean of its divisors is an integer number (110868016140).
Almost surely, 22122012200122 is an apocalyptic number.
2122012200122 is a deficient number, since it is larger than the sum of its proper divisors (1425764316358).
2122012200122 is a wasteful number, since it uses less digits than its factorization.
2122012200122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129686.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 2122012200122 its reverse (2210022102212), we get a palindrome (4332034302334).
The spelling of 2122012200122 in words is "two trillion, one hundred twenty-two billion, twelve million, two hundred thousand, one hundred twenty-two".
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