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212102012000 = 255353025503
BaseRepresentation
bin1100010110001001000…
…0111101110001100000
3202021110202100121000002
43011202100331301200
511433341103341000
6241234402115132
721216041232554
oct3054220756140
9667422317002
10212102012000
1181a52068a0a
123513464baa8
1317002650218
14a3a1495864
1557b5b458d5
hex316243dc60

212102012000 has 48 divisors (see below), whose sum is σ = 521134653312. Its totient is φ = 84840803200.

The previous prime is 212102011921. The next prime is 212102012027. The reversal of 212102012000 is 210201212.

It is a happy number.

It is a congruent number.

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, 26508752 + ... + 26516751.

It is an arithmetic number, because the mean of its divisors is an integer number (10856971944).

Almost surely, 2212102012000 is an apocalyptic number.

212102012000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212102012000 is an abundant number, since it is smaller than the sum of its proper divisors (309032641312).

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

212102012000 is an equidigital number, since it uses as much as digits as its factorization.

212102012000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53025528 (or 53025510 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 212102012000 its reverse (210201212), we get a palindrome (212312213212).

The spelling of 212102012000 in words is "two hundred twelve billion, one hundred two million, twelve thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 800 1000 2000 4000 53025503 106051006 212102012 265127515 424204024 530255030 848408048 1060510060 1325637575 1696816096 2121020120 2651275150 4242040240 5302550300 6628187875 8484080480 10605100600 13256375750 21210201200 26512751500 42420402400 53025503000 106051006000 212102012000