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200211022120 = 23522972179049
BaseRepresentation
bin1011101001110110000…
…0011100000100101000
3201010210001100201102111
42322131200130010220
511240013010201440
6231550425012104
720315262415564
oct2723540340450
9633701321374
10200211022120
11779aa9a224a
1232976324034
1315b58c65335
1499941326a4
15531bc594ea
hex2e9d81c128

200211022120 has 32 divisors (see below), whose sum is σ = 450671121000. Its totient is φ = 80049507328.

The previous prime is 200211022111. The next prime is 200211022163. The reversal of 200211022120 is 21220112002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 192989761636 + 7221260484 = 439306^2 + 84978^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 200211022120.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 997645 + ... + 1181404.

Almost surely, 2200211022120 is an apocalyptic number.

200211022120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200211022120 is an abundant number, since it is smaller than the sum of its proper divisors (250460098880).

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

200211022120 is a wasteful number, since it uses less digits than its factorization.

200211022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2181357 (or 2181353 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200211022120 its reverse (21220112002), we get a palindrome (221431134122).

The spelling of 200211022120 in words is "two hundred billion, two hundred eleven million, twenty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 2297 4594 9188 11485 18376 22970 45940 91880 2179049 4358098 8716196 10895245 17432392 21790490 43580980 87161960 5005275553 10010551106 20021102212 25026377765 40042204424 50052755530 100105511060 200211022120