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212011312300 = 22522120113123
BaseRepresentation
bin1100010101110011011…
…0111110010010101100
3202021020102200120101221
43011130312332102230
511433144343443200
6241221402113124
721213560264134
oct3053466762254
9667212616357
10212011312300
1181a05949987
123510a1ab7a4
1316cb9914968
14a393405ac4
1557acbcb91a
hex315cdbe4ac

212011312300 has 18 divisors (see below), whose sum is σ = 460064547908. Its totient is φ = 84804524880.

The previous prime is 212011312273. The next prime is 212011312327. The reversal of 212011312300 is 3213110212.

It is an interprime number because it is at equal distance from previous prime (212011312273) and next prime (212011312327).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1060056462 + ... + 1060056661.

Almost surely, 2212011312300 is an apocalyptic number.

212011312300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212011312300 is an abundant number, since it is smaller than the sum of its proper divisors (248053235608).

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

212011312300 is a wasteful number, since it uses less digits than its factorization.

212011312300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120113137 (or 2120113130 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 212011312300 its reverse (3213110212), we get a palindrome (215224422512).

The spelling of 212011312300 in words is "two hundred twelve billion, eleven million, three hundred twelve thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 2120113123 4240226246 8480452492 10600565615 21201131230 42402262460 53002828075 106005656150 212011312300