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30222310111 = 72616781839
BaseRepresentation
bin11100001001011000…
…111101101011011111
32220000020121102111221
4130021120331223133
5443343402410421
621514532554211
72116636253200
oct341130755337
986006542457
1030222310111
11118a97849a4
125a35482967
132b08461146
141669b975a7
15bbd3dd841
hex70963dadf

30222310111 has 6 divisors (see below), whose sum is σ = 35156564880. Its totient is φ = 25904837196.

The previous prime is 30222309983. The next prime is 30222310121. The reversal of 30222310111 is 11101322203.

It is not a de Polignac number, because 30222310111 - 27 = 30222309983 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 (30222310121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 308390871 + ... + 308390968.

It is an arithmetic number, because the mean of its divisors is an integer number (5859427480).

Almost surely, 230222310111 is an apocalyptic number.

30222310111 is a deficient number, since it is larger than the sum of its proper divisors (4934254769).

30222310111 is an equidigital number, since it uses as much as digits as its factorization.

30222310111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616781853 (or 616781846 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 30222310111 its reverse (11101322203), we get a palindrome (41323632314).

The spelling of 30222310111 in words is "thirty billion, two hundred twenty-two million, three hundred ten thousand, one hundred eleven".

Divisors: 1 7 49 616781839 4317472873 30222310111