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200220233312 = 2511252199251
BaseRepresentation
bin1011101001111000001…
…1100100111001100000
3201010210200200200210202
42322132003210321200
511240022334431222
6231551354244332
720315433621431
oct2723603447140
9633720620722
10200220233312
1177a05113800
12329794266a8
1315b5ab3bb48
14999544d488
15531c978892
hex2e9e0e4e60

200220233312 has 72 divisors (see below), whose sum is σ = 434112169176. Its totient is φ = 90833600000.

The previous prime is 200220233299. The next prime is 200220233321. The reversal of 200220233312 is 213332022002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1967687 + ... + 2066937.

It is an arithmetic number, because the mean of its divisors is an integer number (6029335683).

Almost surely, 2200220233312 is an apocalyptic number.

200220233312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200220233312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217056084588).

200220233312 is an abundant number, since it is smaller than the sum of its proper divisors (233891935864).

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

200220233312 is a wasteful number, since it uses less digits than its factorization.

200220233312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99804 (or 99785 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 200220233312 its reverse (213332022002), we get a palindrome (413552255314).

The spelling of 200220233312 in words is "two hundred billion, two hundred twenty million, two hundred thirty-three thousand, three hundred twelve".

Divisors: 1 2 4 8 11 16 22 32 44 88 121 176 242 352 484 521 968 1042 1936 2084 3872 4168 5731 8336 11462 16672 22924 45848 63041 91696 99251 126082 183392 198502 252164 397004 504328 794008 1008656 1091761 1588016 2017312 2183522 3176032 4367044 8734088 12009371 17468176 24018742 34936352 48037484 51709771 96074968 103419542 192149936 206839084 384299872 413678168 568807481 827356336 1137614962 1654712672 2275229924 4550459848 6256882291 9100919696 12513764582 18201839392 25027529164 50055058328 100110116656 200220233312