Search a number
-
+
2221202112230 = 25222120211223
BaseRepresentation
bin100000010100101001111…
…101100111111011100110
321212100022101122102200102
4200110221331213323212
5242343010220042410
64420223421544102
7316322313302243
oct40245175477346
97770271572612
102221202112230
1178700875a792
122ba598115032
131315c6311b8a
14797147765ca
153cba29c42a5
hex20529f67ee6

2221202112230 has 8 divisors (see below), whose sum is σ = 3998163802032. Its totient is φ = 888480844888.

The previous prime is 2221202112211. The next prime is 2221202112247. The reversal of 2221202112230 is 322112021222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111060105602 + ... + 111060105621.

It is an arithmetic number, because the mean of its divisors is an integer number (499770475254).

Almost surely, 22221202112230 is an apocalyptic number.

2221202112230 is a deficient number, since it is larger than the sum of its proper divisors (1776961689802).

2221202112230 is a wasteful number, since it uses less digits than its factorization.

2221202112230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222120211230.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2221202112230 its reverse (322112021222), we get a palindrome (2543314133452).

The spelling of 2221202112230 in words is "two trillion, two hundred twenty-one billion, two hundred two million, one hundred twelve thousand, two hundred thirty".

Divisors: 1 2 5 10 222120211223 444240422446 1110601056115 2221202112230