Base | Representation |
---|---|
bin | 10000010101001000111… |
… | …011011011000001101001 |
3 | 10222021121202002201102102 |
4 | 100111020323123001221 |
5 | 121341241230013001 |
6 | 2215311450543145 |
7 | 144035260423025 |
oct | 20251073330151 |
9 | 3867552081372 |
10 | 1122210001001 |
11 | 3a2a21320521 |
12 | 1615a9a37ab5 |
13 | 81a932a66bb |
14 | 3c45b0b1385 |
15 | 1e2d0761e6b |
hex | 10548edb069 |
1122210001001 has 4 divisors (see below), whose sum is σ = 1122378179412. Its totient is φ = 1122041822592.
The previous prime is 1122210000973. The next prime is 1122210001013. The reversal of 1122210001001 is 1001000122211.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 239923632400 + 882286368601 = 489820^2 + 939301^2 .
It is a cyclic number.
It is not a de Polignac number, because 1122210001001 - 222 = 1122205806697 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1122210004001) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84079196 + ... + 84092541.
It is an arithmetic number, because the mean of its divisors is an integer number (280594544853).
Almost surely, 21122210001001 is an apocalyptic number.
It is an amenable number.
1122210001001 is a deficient number, since it is larger than the sum of its proper divisors (168178411).
1122210001001 is an equidigital number, since it uses as much as digits as its factorization.
1122210001001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 168178410.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 1122210001001 its reverse (1001000122211), we get a palindrome (2123210123212).
The spelling of 1122210001001 in words is "one trillion, one hundred twenty-two billion, two hundred ten million, one thousand, one".
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