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222213312030 = 23537431464483
BaseRepresentation
bin1100111011110011110…
…0100000111000011110
3210020120102112212001210
43032330330200320132
512120043101441110
6250030002245250
722024436662443
oct3167474407036
9706512485053
10222213312030
1186270692316
1237096956826
1317c544096a8
14aa8030b9ca
155ba868b520
hex33bcf20e1e

222213312030 has 64 divisors (see below), whose sum is σ = 548997792768. Its totient is φ = 57521450880.

The previous prime is 222213312011. The next prime is 222213312137. The reversal of 222213312030 is 30213312222.

It is a happy number.

222213312030 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 222213311988 and 222213312006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 246169 + ... + 710651.

It is an arithmetic number, because the mean of its divisors is an integer number (8578090512).

Almost surely, 2222213312030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222213312030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274498896384).

222213312030 is an abundant number, since it is smaller than the sum of its proper divisors (326784480738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222213312030 is a wasteful number, since it uses less digits than its factorization.

222213312030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464961.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 222213312030 its reverse (30213312222), we get a palindrome (252426624252).

The spelling of 222213312030 in words is "two hundred twenty-two billion, two hundred thirteen million, three hundred twelve thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 37 74 111 185 222 370 431 555 862 1110 1293 2155 2586 4310 6465 12930 15947 31894 47841 79735 95682 159470 239205 464483 478410 928966 1393449 2322415 2786898 4644830 6967245 13934490 17185871 34371742 51557613 85929355 103115226 171858710 200192173 257788065 400384346 515576130 600576519 1000960865 1201153038 2001921730 3002882595 6005765190 7407110401 14814220802 22221331203 37035552005 44442662406 74071104010 111106656015 222213312030