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200221021112 = 23722112420701
BaseRepresentation
bin1011101001111000011…
…0100101001110111000
3201010210202011201110112
42322132012211032320
511240023040133422
6231551423203452
720315443412300
oct2723606451670
9633722151415
10200221021112
1177a05601682
1232979746588
1315b5b0565b8
1499955b6600
15531ca81ee2
hex2e9e1a53b8

200221021112 has 48 divisors (see below), whose sum is σ = 438776444520. Its totient is φ = 85402296000.

The previous prime is 200221021109. The next prime is 200221021151. The reversal of 200221021112 is 211120122002.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 1127639 + ... + 1293062.

Almost surely, 2200221021112 is an apocalyptic number.

It is an amenable number.

200221021112 is an abundant number, since it is smaller than the sum of its proper divisors (238555423408).

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

200221021112 is a wasteful number, since it uses less digits than its factorization.

200221021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2420932 (or 2420921 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200221021112 its reverse (211120122002), we get a palindrome (411341143114).

The spelling of 200221021112 in words is "two hundred billion, two hundred twenty-one million, twenty-one thousand, one hundred twelve".

Divisors: 1 2 4 7 8 14 28 49 56 98 196 211 392 422 844 1477 1688 2954 5908 10339 11816 20678 41356 82712 2420701 4841402 9682804 16944907 19365608 33889814 67779628 118614349 135559256 237228698 474457396 510767911 948914792 1021535822 2043071644 3575375377 4086143288 7150750754 14301501508 25027627639 28603003016 50055255278 100110510556 200221021112