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210112212200 = 235211473076619
BaseRepresentation
bin1100001110101110101…
…0011110110011101000
3202002100002012021211012
43003223222132303220
511420302211242300
6240305121523052
721115530223142
oct3035352366350
9662302167735
10210112212200
1181120958970
123487a1a3488
1316a763378a7
14a2530d3c92
1556eb0ea435
hex30eba9ece8

210112212200 has 192 divisors, whose sum is σ = 546115046400. Its totient is φ = 74523974400.

The previous prime is 210112212173. The next prime is 210112212203. The reversal of 210112212200 is 2212211012.

It is not an unprimeable number, because it can be changed into a prime (210112212203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31740491 + ... + 31747109.

It is an arithmetic number, because the mean of its divisors is an integer number (2844349200).

Almost surely, 2210112212200 is an apocalyptic number.

210112212200 is a gapful number since it is divisible by the number (20) 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 210112212200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (273057523200).

210112212200 is an abundant number, since it is smaller than the sum of its proper divisors (336002834200).

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

210112212200 is a wasteful number, since it uses less digits than its factorization.

210112212200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7000 (or 6991 counting only the distinct ones).

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

Adding to 210112212200 its reverse (2212211012), we get a palindrome (212324423212).

The spelling of 210112212200 in words is "two hundred ten billion, one hundred twelve million, two hundred twelve thousand, two hundred".