Base | Representation |
---|---|
bin | 11011100001000111100011… |
… | …100011011111011101100011 |
3 | 120212111200210201001122201021 |
4 | 123201013203203133131203 |
5 | 111330320312433400311 |
6 | 1105221125541150311 |
7 | 34330426342153321 |
oct | 3341074343373543 |
9 | 525450721048637 |
10 | 121023111231331 |
11 | 3561a682251291 |
12 | 116a710b0bb397 |
13 | 526b57982b30a |
14 | 21c579aa7ad11 |
15 | ded14ed4e171 |
hex | 6e11e38df763 |
121023111231331 has 8 divisors (see below), whose sum is σ = 121235473471104. Its totient is φ = 120810791700480.
The previous prime is 121023111231317. The next prime is 121023111231343. The reversal of 121023111231331 is 133132111320121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 121023111231331 - 25 = 121023111231299 is a prime.
It is a super-2 number, since 2×1210231112313312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 121023111231296 and 121023111231305.
It is not an unprimeable number, because it can be changed into a prime (121023111231431) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5002270 + ... + 16342243.
It is an arithmetic number, because the mean of its divisors is an integer number (15154434183888).
Almost surely, 2121023111231331 is an apocalyptic number.
121023111231331 is a deficient number, since it is larger than the sum of its proper divisors (212362239773).
121023111231331 is an equidigital number, since it uses as much as digits as its factorization.
121023111231331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21354461.
The product of its (nonzero) digits is 648, while the sum is 25.
Adding to 121023111231331 its reverse (133132111320121), we get a palindrome (254155222551452).
The spelling of 121023111231331 in words is "one hundred twenty-one trillion, twenty-three billion, one hundred eleven million, two hundred thirty-one thousand, three hundred thirty-one".
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