Base | Representation |
---|---|
bin | 10001011111100100000… |
… | …100010110000111100001 |
3 | 11020220212222001001112020 |
4 | 101133210010112013201 |
5 | 124143421242020001 |
6 | 2320125231052053 |
7 | 152564465163243 |
oct | 21374404260741 |
9 | 4226788031466 |
10 | 1202122220001 |
11 | 4238a972141a |
12 | 174b90371029 |
13 | 8948a1855a1 |
14 | 4227c31a093 |
15 | 2140b191736 |
hex | 117e41161e1 |
1202122220001 has 8 divisors (see below), whose sum is σ = 1603731620064. Its totient is φ = 800963816640.
The previous prime is 1202122219997. The next prime is 1202122220081. The reversal of 1202122220001 is 1000222212021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1202122220001 - 22 = 1202122219997 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1202122220081) 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, 112742955 + ... + 112753616.
It is an arithmetic number, because the mean of its divisors is an integer number (200466452508).
Almost surely, 21202122220001 is an apocalyptic number.
It is an amenable number.
1202122220001 is a deficient number, since it is larger than the sum of its proper divisors (401609400063).
1202122220001 is a wasteful number, since it uses less digits than its factorization.
1202122220001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 225498351.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 1202122220001 its reverse (1000222212021), we get a palindrome (2202344432022).
The spelling of 1202122220001 in words is "one trillion, two hundred two billion, one hundred twenty-two million, two hundred twenty thousand, one".
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