Base | Representation |
---|---|
bin | 10001011111100100000… |
… | …011111001000100001001 |
3 | 11020220212221211000021211 |
4 | 101133210003321010021 |
5 | 124143421224213001 |
6 | 2320125224333121 |
7 | 152564464156303 |
oct | 21374403710411 |
9 | 4226787730254 |
10 | 1202122101001 |
11 | 4238a964aa78 |
12 | 174b903141a1 |
13 | 8948a143383 |
14 | 4227c2c8973 |
15 | 2140b16b351 |
hex | 117e40f9109 |
1202122101001 has 2 divisors, whose sum is σ = 1202122101002. Its totient is φ = 1202122101000.
The previous prime is 1202122100983. The next prime is 1202122101007. The reversal of 1202122101001 is 1001012212021.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 908275711225 + 293846389776 = 953035^2 + 542076^2 .
It is a cyclic number.
It is not a de Polignac number, because 1202122101001 - 29 = 1202122100489 is a prime.
It is not a weakly prime, because it can be changed into another prime (1202122101007) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601061050500 + 601061050501.
It is an arithmetic number, because the mean of its divisors is an integer number (601061050501).
Almost surely, 21202122101001 is an apocalyptic number.
It is an amenable number.
1202122101001 is a deficient number, since it is larger than the sum of its proper divisors (1).
1202122101001 is an equidigital number, since it uses as much as digits as its factorization.
1202122101001 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 1202122101001 its reverse (1001012212021), we get a palindrome (2203134313022).
The spelling of 1202122101001 in words is "one trillion, two hundred two billion, one hundred twenty-two million, one hundred one thousand, one".
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