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222100112020201 = 10111903184744267
BaseRepresentation
bin110010011111111110110110…
…010010000001001011101001
31002010101120012200100222021021
4302133332312102001023221
5213102342012134121301
62104211214412412441
764532126552100502
oct6237766622011351
91063346180328237
10222100112020201
116484a146108748
1220ab05a6177121
1396c0c488a844c
143cbb9ba5d1ba9
151aa2500db88a1
hexc9ffb64812e9

222100112020201 has 8 divisors (see below), whose sum is σ = 224317968159744. Its totient is φ = 219882625393200.

The previous prime is 222100112020187. The next prime is 222100112020207. The reversal of 222100112020201 is 102020211001222.

It is a happy number.

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 222100112020201 - 25 = 222100112020169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222100112020207) 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, 91169931 + ... + 93574336.

It is an arithmetic number, because the mean of its divisors is an integer number (28039746019968).

Almost surely, 2222100112020201 is an apocalyptic number.

It is an amenable number.

222100112020201 is a deficient number, since it is larger than the sum of its proper divisors (2217856139543).

222100112020201 is a wasteful number, since it uses less digits than its factorization.

222100112020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184756271.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222100112020201 its reverse (102020211001222), we get a palindrome (324120323021423).

The spelling of 222100112020201 in words is "two hundred twenty-two trillion, one hundred billion, one hundred twelve million, twenty thousand, two hundred one".

Divisors: 1 101 11903 1202203 184744267 18659170967 2199011010101 222100112020201