Base | Representation |
---|---|
bin | 10100101101000100… |
… | …111111100010000001 |
3 | 2010101022202220111212 |
4 | 110231010333202001 |
5 | 331012131320001 |
6 | 14113550015505 |
7 | 1414623254636 |
oct | 245504774201 |
9 | 63338686455 |
10 | 22231120001 |
11 | 9478984552 |
12 | 43851a7595 |
13 | 21339b3c9c |
14 | 110c74418d |
15 | 8a1a837bb |
hex | 52d13f881 |
22231120001 has 4 divisors (see below), whose sum is σ = 22250105904. Its totient is φ = 22212134100.
The previous prime is 22231119973. The next prime is 22231120019. The reversal of 22231120001 is 10002113222.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 22231120001 - 214 = 22231103617 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22231120801) 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, 9491195 + ... + 9493536.
It is an arithmetic number, because the mean of its divisors is an integer number (5562526476).
Almost surely, 222231120001 is an apocalyptic number.
It is an amenable number.
22231120001 is a deficient number, since it is larger than the sum of its proper divisors (18985903).
22231120001 is a wasteful number, since it uses less digits than its factorization.
22231120001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18985902.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 22231120001 its reverse (10002113222), we get a palindrome (32233233223).
The spelling of 22231120001 in words is "twenty-two billion, two hundred thirty-one million, one hundred twenty thousand, one".
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