Base | Representation |
---|---|
bin | 1001001101000111101111… |
… | …1010111100101111111001 |
3 | 1022211120010102110211221011 |
4 | 2103101323322330233321 |
5 | 2311310323113000441 |
6 | 33305311110313521 |
7 | 2063135234360014 |
oct | 223217372745771 |
9 | 38746112424834 |
10 | 10121022000121 |
11 | 3252335078a3a |
12 | 11756319588a1 |
13 | 58553ccb3696 |
14 | 26dc080ac37b |
15 | 12840e9c3581 |
hex | 9347bebcbf9 |
10121022000121 has 8 divisors (see below), whose sum is σ = 10129559147624. Its totient is φ = 10112488450560.
The previous prime is 10121022000097. The next prime is 10121022000137. The reversal of 10121022000121 is 12100022012101.
It can be written as a sum of positive squares in 4 ways, for example, as 6579327600400 + 3541694399721 = 2565020^2 + 1881939^2 .
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 10121022000121 - 233 = 10112432065529 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10121022000191) 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, 4743805 + ... + 6538021.
It is an arithmetic number, because the mean of its divisors is an integer number (1266194893453).
Almost surely, 210121022000121 is an apocalyptic number.
It is an amenable number.
10121022000121 is a deficient number, since it is larger than the sum of its proper divisors (8537147503).
10121022000121 is a wasteful number, since it uses less digits than its factorization.
10121022000121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1798971.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 10121022000121 its reverse (12100022012101), we get a palindrome (22221044012222).
The spelling of 10121022000121 in words is "ten trillion, one hundred twenty-one billion, twenty-two million, one hundred twenty-one", and thus it is an aban number.
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