Base | Representation |
---|---|
bin | 11011010010001111110101… |
… | …100011100011001101011001 |
3 | 120201220000002201112020020112 |
4 | 123102033311203203031121 |
5 | 111212044440010120441 |
6 | 1103115443441134105 |
7 | 34163541606531104 |
oct | 3322176543431531 |
9 | 521800081466215 |
10 | 120001211020121 |
11 | 35266256217592 |
12 | 1156105692a335 |
13 | 51c60b12ac122 |
14 | 218c137c2b73b |
15 | dd1790b1b4eb |
hex | 6d23f58e3359 |
120001211020121 has 8 divisors (see below), whose sum is σ = 121608843100800. Its totient is φ = 118402791731280.
The previous prime is 120001211020099. The next prime is 120001211020157. The reversal of 120001211020121 is 121020112100021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-120001211020121 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 120001211020096 and 120001211020105.
It is not an unprimeable number, because it can be changed into a prime (120001211020021) 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, 2303171735 + ... + 2303223836.
It is an arithmetic number, because the mean of its divisors is an integer number (15201105387600).
Almost surely, 2120001211020121 is an apocalyptic number.
It is an amenable number.
120001211020121 is a deficient number, since it is larger than the sum of its proper divisors (1607632080679).
120001211020121 is a wasteful number, since it uses less digits than its factorization.
120001211020121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4606395919.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 120001211020121 its reverse (121020112100021), we get a palindrome (241021323120142).
The spelling of 120001211020121 in words is "one hundred twenty trillion, one billion, two hundred eleven million, twenty thousand, one hundred twenty-one".
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