Base | Representation |
---|---|
bin | 11011101111010111011010… |
… | …111111011101100010001100 |
3 | 120222222022001111011021001100 |
4 | 123233113122333131202030 |
5 | 111442341021322041022 |
6 | 1111251013550343100 |
7 | 34461240514265052 |
oct | 3357273277354214 |
9 | 528868044137040 |
10 | 122002220112012 |
11 | 3596793a731009 |
12 | 11824a207baa90 |
13 | 530c9b5914a96 |
14 | 221ad207141d2 |
15 | e188574c41ac |
hex | 6ef5dafdd88c |
122002220112012 has 18 divisors (see below), whose sum is σ = 308394500838788. Its totient is φ = 40667406703992.
The previous prime is 122002220112007. The next prime is 122002220112013. The reversal of 122002220112012 is 210211022200221.
It is a happy number.
122002220112012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (122002220112013) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1694475279298 + ... + 1694475279369.
Almost surely, 2122002220112012 is an apocalyptic number.
122002220112012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
122002220112012 is an abundant number, since it is smaller than the sum of its proper divisors (186392280726776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122002220112012 is a wasteful number, since it uses less digits than its factorization.
122002220112012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3388950558677 (or 3388950558672 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 122002220112012 its reverse (210211022200221), we get a palindrome (332213242312233).
The spelling of 122002220112012 in words is "one hundred twenty-two trillion, two billion, two hundred twenty million, one hundred twelve thousand, twelve".
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