Base | Representation |
---|---|
bin | 1001000111010011111101… |
… | …1000001100110100110001 |
3 | 1022111000112012012001212201 |
4 | 2101310333120030310301 |
5 | 2303141430313311121 |
6 | 33151404050223201 |
7 | 2053003136430115 |
oct | 221647730146461 |
9 | 38430465161781 |
10 | 10021222010161 |
11 | 3213a8163239a |
12 | 115a21ab84b01 |
13 | 578cc6a6299b |
14 | 26905b833745 |
15 | 125a1d0e5e91 |
hex | 91d3f60cd31 |
10021222010161 has 2 divisors, whose sum is σ = 10021222010162. Its totient is φ = 10021222010160.
The previous prime is 10021222010077. The next prime is 10021222010197. The reversal of 10021222010161 is 16101022212001.
10021222010161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 6995601806400 + 3025620203761 = 2644920^2 + 1739431^2 .
It is an emirp because it is prime and its reverse (16101022212001) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10021222010161 is a prime.
It is not a weakly prime, because it can be changed into another prime (10021222010861) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010611005080 + 5010611005081.
It is an arithmetic number, because the mean of its divisors is an integer number (5010611005081).
Almost surely, 210021222010161 is an apocalyptic number.
It is an amenable number.
10021222010161 is a deficient number, since it is larger than the sum of its proper divisors (1).
10021222010161 is an equidigital number, since it uses as much as digits as its factorization.
10021222010161 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 96, while the sum is 19.
Adding to 10021222010161 its reverse (16101022212001), we get a palindrome (26122244222162).
The spelling of 10021222010161 in words is "ten trillion, twenty-one billion, two hundred twenty-two million, ten thousand, one hundred sixty-one".
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