Base | Representation |
---|---|
bin | 1010000110011011100101… |
… | …10000001001011111000001 |
3 | 2220122100222210110111011021 |
4 | 11003031302300021133001 |
5 | 10402402014441041001 |
6 | 115123403535545441 |
7 | 4451464161245116 |
oct | 503156260113701 |
9 | 86570883414137 |
10 | 22211201112001 |
11 | 7093798a8a280 |
12 | 25a881a38b281 |
13 | c516796480a5 |
14 | 56b05669090d |
15 | 287b6e850ba1 |
hex | 143372c097c1 |
22211201112001 has 4 divisors (see below), whose sum is σ = 24230401213104. Its totient is φ = 20192001010900.
The previous prime is 22211201111999. The next prime is 22211201112007. The reversal of 22211201112001 is 10021110211222.
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 22211201112001 - 21 = 22211201111999 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22211201112007) 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, 1009600050535 + ... + 1009600050556.
It is an arithmetic number, because the mean of its divisors is an integer number (6057600303276).
Almost surely, 222211201112001 is an apocalyptic number.
It is an amenable number.
22211201112001 is a deficient number, since it is larger than the sum of its proper divisors (2019200101103).
22211201112001 is a wasteful number, since it uses less digits than its factorization.
22211201112001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2019200101102.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 22211201112001 its reverse (10021110211222), we get a palindrome (32232311323223).
The spelling of 22211201112001 in words is "twenty-two trillion, two hundred eleven billion, two hundred one million, one hundred twelve thousand, one".
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