Base | Representation |
---|---|
bin | 101101111110101100001111… |
… | …001111110110101111111101 |
3 | 222112000001200111112100012201 |
4 | 231332230033033312233331 |
5 | 203001133432424342341 |
6 | 1554030402230231501 |
7 | 60410633044455130 |
oct | 5576541717665775 |
9 | 875001614470181 |
10 | 202220201012221 |
11 | 59485118668857 |
12 | 1a81b7681b5591 |
13 | 88ab38b069c92 |
14 | 37d171d444217 |
15 | 185a328c16331 |
hex | b7eb0f3f6bfd |
202220201012221 has 8 divisors (see below), whose sum is σ = 232659866937600. Its totient is φ = 172168301532048.
The previous prime is 202220201012201. The next prime is 202220201012237. The reversal of 202220201012221 is 122210102022202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 202220201012221 - 211 = 202220201010173 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202220201012201) 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, 96941610181 + ... + 96941612266.
It is an arithmetic number, because the mean of its divisors is an integer number (29082483367200).
Almost surely, 2202220201012221 is an apocalyptic number.
It is an amenable number.
202220201012221 is a deficient number, since it is larger than the sum of its proper divisors (30439665925379).
202220201012221 is a wasteful number, since it uses less digits than its factorization.
202220201012221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 193883222603.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 202220201012221 its reverse (122210102022202), we get a palindrome (324430303034423).
The spelling of 202220201012221 in words is "two hundred two trillion, two hundred twenty billion, two hundred one million, twelve thousand, two hundred twenty-one".
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