Base | Representation |
---|---|
bin | 10111001101110001111010… |
… | …000010011010000111011010 |
3 | 111101111212010121222220202220 |
4 | 113031301322002122013122 |
5 | 101340314404030341442 |
6 | 1001053003232204510 |
7 | 30335424663350421 |
oct | 2715617202320732 |
9 | 441455117886686 |
10 | 102102010012122 |
11 | 2a5952459489aa |
12 | b550078699736 |
13 | 44c824175b323 |
14 | 1b2da996662b8 |
15 | bc0d931c5eec |
hex | 5cdc7a09a1da |
102102010012122 has 64 divisors (see below), whose sum is σ = 224300872811520. Its totient is φ = 30840393475584.
The previous prime is 102102010012069. The next prime is 102102010012129. The reversal of 102102010012122 is 221210010201201.
It is a super-2 number, since 2×1021020100121222 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (102102010012129) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 187051018 + ... + 187596074.
It is an arithmetic number, because the mean of its divisors is an integer number (3504701137680).
Almost surely, 2102102010012122 is an apocalyptic number.
102102010012122 is an abundant number, since it is smaller than the sum of its proper divisors (122198862799398).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102102010012122 is a wasteful number, since it uses less digits than its factorization.
102102010012122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 616547.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 102102010012122 its reverse (221210010201201), we get a palindrome (323312020213323).
The spelling of 102102010012122 in words is "one hundred two trillion, one hundred two billion, ten million, twelve thousand, one hundred twenty-two".
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