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212210102200 = 23521061050511
BaseRepresentation
bin1100010110100010110…
…1010010111110111000
3202021202021202010212211
43011220231102332320
511434101241232300
6241253222544504
721221523051415
oct3055055227670
9667667663784
10212210102200
1181aa8085758
1235164898134
131701bb67215
14a3b199110c
1557c03974ba
hex3168b52fb8

212210102200 has 24 divisors (see below), whose sum is σ = 493388488080. Its totient is φ = 84884040800.

The previous prime is 212210102189. The next prime is 212210102207. The reversal of 212210102200 is 2201012212.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212210102207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 530525056 + ... + 530525455.

It is an arithmetic number, because the mean of its divisors is an integer number (20557853670).

Almost surely, 2212210102200 is an apocalyptic number.

212210102200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212210102200 is an abundant number, since it is smaller than the sum of its proper divisors (281178385880).

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

212210102200 is a wasteful number, since it uses less digits than its factorization.

212210102200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061050527 (or 1061050518 counting only the distinct ones).

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

Adding to 212210102200 its reverse (2201012212), we get a palindrome (214411114412).

The spelling of 212210102200 in words is "two hundred twelve billion, two hundred ten million, one hundred two thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 1061050511 2122101022 4244202044 5305252555 8488404088 10610505110 21221010220 26526262775 42442020440 53052525550 106105051100 212210102200