Base | Representation |
---|---|
bin | 1001100011110100111101… |
… | …01011010100100100100001 |
3 | 2202102201001111111210100110 |
4 | 10301322132223110210201 |
5 | 10223412012404300301 |
6 | 112413251411441533 |
7 | 4266543336362220 |
oct | 461723653244441 |
9 | 82381044453313 |
10 | 21022232103201 |
11 | 6775529a7913a |
12 | 24362babb62a9 |
13 | b96507518c14 |
14 | 5296a51c2cb7 |
15 | 266c832c70d6 |
hex | 131e9ead4921 |
21022232103201 has 8 divisors (see below), whose sum is σ = 32033877490624. Its totient is φ = 12012704058960.
The previous prime is 21022232103199. The next prime is 21022232103289. The reversal of 21022232103201 is 10230123222012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 21022232103201 - 21 = 21022232103199 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1001058671581 = 21022232103201 / (2 + 1 + 0 + 2 + 2 + 2 + 3 + 2 + 1 + 0 + 3 + 2 + 0 + 1).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (21022232103101) 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, 500529335770 + ... + 500529335811.
It is an arithmetic number, because the mean of its divisors is an integer number (4004234686328).
Almost surely, 221022232103201 is an apocalyptic number.
21022232103201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
21022232103201 is a deficient number, since it is larger than the sum of its proper divisors (11011645387423).
21022232103201 is a wasteful number, since it uses less digits than its factorization.
21022232103201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1001058671591.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 21022232103201 its reverse (10230123222012), we get a palindrome (31252355325213).
The spelling of 21022232103201 in words is "twenty-one trillion, twenty-two billion, two hundred thirty-two million, one hundred three thousand, two hundred one".
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