Base | Representation |
---|---|
bin | 1011000000011011111010… |
… | …1011110100011110100011 |
3 | 1120211221200200200210100022 |
4 | 2300012332223310132203 |
5 | 3041240121214443021 |
6 | 41423345455344055 |
7 | 2356230602653235 |
oct | 260067653643643 |
9 | 46757620623308 |
10 | 12102122031011 |
11 | 3946532426241 |
12 | 143558022202b |
13 | 69a2c0a31b7c |
14 | 2dba627c2255 |
15 | 15ec0d5c51ab |
hex | b01beaf47a3 |
12102122031011 has 16 divisors (see below), whose sum is σ = 12204181217088. Its totient is φ = 12000472473600.
The previous prime is 12102122031001. The next prime is 12102122031019. The reversal of 12102122031011 is 11013022120121.
It is a happy number.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12102122031011 is a prime.
It is a super-2 number, since 2×121021220310112 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12102122031019) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103848506 + ... + 103964976.
It is an arithmetic number, because the mean of its divisors is an integer number (762761326068).
Almost surely, 212102122031011 is an apocalyptic number.
12102122031011 is a deficient number, since it is larger than the sum of its proper divisors (102059186077).
12102122031011 is a wasteful number, since it uses less digits than its factorization.
12102122031011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118222.
The product of its (nonzero) digits is 48, while the sum is 17.
Adding to 12102122031011 its reverse (11013022120121), we get a palindrome (23115144151132).
The spelling of 12102122031011 in words is "twelve trillion, one hundred two billion, one hundred twenty-two million, thirty-one thousand, eleven".
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