Base | Representation |
---|---|
bin | 1001000111001111110110… |
… | …1100110100111101110001 |
3 | 1022110220200101210022101111 |
4 | 2101303331230310331301 |
5 | 2303132201222334301 |
6 | 33151102445033321 |
7 | 2052633626505631 |
oct | 221637554647561 |
9 | 38426611708344 |
10 | 10020120121201 |
11 | 3213566647963 |
12 | 1159b71b55841 |
13 | 578b7c6a0298 |
14 | 268d953626c1 |
15 | 1259a64da551 |
hex | 91cfdb34f71 |
10020120121201 has 2 divisors, whose sum is σ = 10020120121202. Its totient is φ = 10020120121200.
The previous prime is 10020120121163. The next prime is 10020120121213. The reversal of 10020120121201 is 10212102102001.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 8699284797025 + 1320835324176 = 2949455^2 + 1149276^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10020120121201 is a prime.
It is not a weakly prime, because it can be changed into another prime (10020120121301) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010060060600 + 5010060060601.
It is an arithmetic number, because the mean of its divisors is an integer number (5010060060601).
Almost surely, 210020120121201 is an apocalyptic number.
It is an amenable number.
10020120121201 is a deficient number, since it is larger than the sum of its proper divisors (1).
10020120121201 is an equidigital number, since it uses as much as digits as its factorization.
10020120121201 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 10020120121201 its reverse (10212102102001), we get a palindrome (20232222223202).
The spelling of 10020120121201 in words is "ten trillion, twenty billion, one hundred twenty million, one hundred twenty-one thousand, two hundred one".
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