Base | Representation |
---|---|
bin | 1001001101000011111110… |
… | …1110001001001010001001 |
3 | 1022211110112001000001010010 |
4 | 2103100333232021022021 |
5 | 2311301241033310441 |
6 | 33305022550542133 |
7 | 2063101221530526 |
oct | 223207756111211 |
9 | 38743461001103 |
10 | 10120012010121 |
11 | 3251966a51562 |
12 | 11753ab667949 |
13 | 58540b989370 |
14 | 26db4dcc014d |
15 | 1283a0ebc116 |
hex | 9343fb89289 |
10120012010121 has 16 divisors (see below), whose sum is σ = 15296104523840. Its totient is φ = 5899926029760.
The previous prime is 10120012010111. The next prime is 10120012010123. The reversal of 10120012010121 is 12101021002101.
It is not a de Polignac number, because 10120012010121 - 25 = 10120012010089 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10120012010097 and 10120012010106.
It is not an unprimeable number, because it can be changed into a prime (10120012010123) 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, 6828617350 + ... + 6828618831.
It is an arithmetic number, because the mean of its divisors is an integer number (956006532740).
Almost surely, 210120012010121 is an apocalyptic number.
It is an amenable number.
10120012010121 is a deficient number, since it is larger than the sum of its proper divisors (5176092513719).
10120012010121 is a wasteful number, since it uses less digits than its factorization.
10120012010121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13657236216.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 10120012010121 its reverse (12101021002101), we get a palindrome (22221033012222).
The spelling of 10120012010121 in words is "ten trillion, one hundred twenty billion, twelve million, ten thousand, one hundred twenty-one".
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