Base | Representation |
---|---|
bin | 10100111000100100… |
… | …11001001011010010 |
3 | 1001221101100201022102 |
4 | 22130102121023102 |
5 | 140430233031002 |
6 | 5052320040402 |
7 | 544562305325 |
oct | 123422311322 |
9 | 31841321272 |
10 | 11212002002 |
11 | 4833979063 |
12 | 220aa63102 |
13 | 1098b24816 |
14 | 7850d87bc |
15 | 4594b9a02 |
hex | 29c4992d2 |
11212002002 has 4 divisors (see below), whose sum is σ = 16818003006. Its totient is φ = 5606001000.
The previous prime is 11212002001. The next prime is 11212002007. The reversal of 11212002002 is 20020021211.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20020021211 = 29 ⋅690345559.
It can be written as a sum of positive squares in only one way, i.e., 10976962441 + 235039561 = 104771^2 + 15331^2 .
It is not an unprimeable number, because it can be changed into a prime (11212002001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2803000499 + ... + 2803000502.
Almost surely, 211212002002 is an apocalyptic number.
11212002002 is a deficient number, since it is larger than the sum of its proper divisors (5606001004).
11212002002 is an equidigital number, since it uses as much as digits as its factorization.
11212002002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5606001003.
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 11212002002 its reverse (20020021211), we get a palindrome (31232023213).
The spelling of 11212002002 in words is "eleven billion, two hundred twelve million, two thousand, two".
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