Base | Representation |
---|---|
bin | 1010111011001100010001… |
… | …0100010010011000011011 |
3 | 1120112100010110222202110010 |
4 | 2232303010110102120123 |
5 | 3033301110141241443 |
6 | 41314125151453003 |
7 | 2346561052100433 |
oct | 256630424223033 |
9 | 46470113882403 |
10 | 12012022212123 |
11 | 39112a74277aa |
12 | 1420015b27163 |
13 | 69196233067b |
14 | 2d755653d2c3 |
15 | 15c6d85cc733 |
hex | aecc451261b |
12012022212123 has 8 divisors (see below), whose sum is σ = 16568306499600. Its totient is φ = 7731876366368.
The previous prime is 12012022212109. The next prime is 12012022212133. The reversal of 12012022212123 is 32121222021021.
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 12012022212123 - 28 = 12012022211867 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12012022212123.
It is not an unprimeable number, because it can be changed into a prime (12012022212133) 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, 69034610328 + ... + 69034610501.
It is an arithmetic number, because the mean of its divisors is an integer number (2071038312450).
Almost surely, 212012022212123 is an apocalyptic number.
12012022212123 is a deficient number, since it is larger than the sum of its proper divisors (4556284287477).
12012022212123 is a wasteful number, since it uses less digits than its factorization.
12012022212123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138069220861.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 12012022212123 its reverse (32121222021021), we get a palindrome (44133244233144).
The spelling of 12012022212123 in words is "twelve trillion, twelve billion, twenty-two million, two hundred twelve thousand, one hundred twenty-three".
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