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220333202221 = 11110928436353
BaseRepresentation
bin1100110100110011100…
…0011101101100101101
3210001201101210101021011
43031030320131230231
512102220244432341
6245115241105221
721630030213646
oct3151470355455
9701641711234
10220333202221
1185496391a60
1236851188211
1317a14a4b292
14a9427406cd
155ae85abb81
hex334ce1db2d

220333202221 has 16 divisors (see below), whose sum is σ = 240702736320. Its totient is φ = 200020414720.

The previous prime is 220333202197. The next prime is 220333202233. The reversal of 220333202221 is 122202333022.

It is a cyclic number.

It is not a de Polignac number, because 220333202221 - 29 = 220333201709 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220333202192 and 220333202201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220333202261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34678581 + ... + 34684933.

It is an arithmetic number, because the mean of its divisors is an integer number (15043921020).

Almost surely, 2220333202221 is an apocalyptic number.

It is an amenable number.

220333202221 is a deficient number, since it is larger than the sum of its proper divisors (20369534099).

220333202221 is a wasteful number, since it uses less digits than its factorization.

220333202221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10316.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 220333202221 its reverse (122202333022), we get a palindrome (342535535243).

The spelling of 220333202221 in words is "two hundred twenty billion, three hundred thirty-three million, two hundred two thousand, two hundred twenty-one".

Divisors: 1 11 1109 2843 6353 12199 31273 69883 3152887 7045477 18061579 34681757 77500247 198677369 20030291111 220333202221