Base | Representation |
---|---|
bin | 11011111110001110001100… |
… | …001111110011010111000101 |
3 | 121010120220010110001110212202 |
4 | 123332032030033303113011 |
5 | 112111102302402241401 |
6 | 1113352011003324245 |
7 | 34625061063411656 |
oct | 3376161417632705 |
9 | 533526113043782 |
10 | 123023101212101 |
11 | 36220893479512 |
12 | 1196a84b820685 |
13 | 538504ac9513c |
14 | 22544c807d52d |
15 | e351a6eed06b |
hex | 6fe38c3f35c5 |
123023101212101 has 16 divisors (see below), whose sum is σ = 123406418284800. Its totient is φ = 122640173143488.
The previous prime is 123023101212049. The next prime is 123023101212103. The reversal of 123023101212101 is 101212101320321.
It is a de Polignac number, because none of the positive numbers 2k-123023101212101 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123023101212103) 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, 10159635635 + ... + 10159647743.
It is an arithmetic number, because the mean of its divisors is an integer number (7712901142800).
Almost surely, 2123023101212101 is an apocalyptic number.
It is an amenable number.
123023101212101 is a deficient number, since it is larger than the sum of its proper divisors (383317072699).
123023101212101 is a wasteful number, since it uses less digits than its factorization.
123023101212101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25628.
The product of its (nonzero) digits is 144, while the sum is 20.
Adding to 123023101212101 its reverse (101212101320321), we get a palindrome (224235202532422).
The spelling of 123023101212101 in words is "one hundred twenty-three trillion, twenty-three billion, one hundred one million, two hundred twelve thousand, one hundred one".
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