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211210033012 = 22115981359797
BaseRepresentation
bin1100010010110100011…
…0010101011101110100
3202012011120221100212021
43010231012111131310
511430024232024022
6241010100002524
721154660441666
oct3045506253564
9665146840767
10211210033012
11816346149a0
1234b25990444
1316bbc9046c4
14a318c26536
1557626a07c7
hex312d195774

211210033012 has 24 divisors (see below), whose sum is σ = 410053381920. Its totient is φ = 94377363360.

The previous prime is 211210033003. The next prime is 211210033031. The reversal of 211210033012 is 210330012112.

211210033012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40677303 + ... + 40682494.

It is an arithmetic number, because the mean of its divisors is an integer number (17085557580).

Almost surely, 2211210033012 is an apocalyptic number.

211210033012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

211210033012 is a deficient number, since it is larger than the sum of its proper divisors (198843348908).

211210033012 is a wasteful number, since it uses less digits than its factorization.

211210033012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81359871 (or 81359869 counting only the distinct ones).

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

Adding to 211210033012 its reverse (210330012112), we get a palindrome (421540045124).

The spelling of 211210033012 in words is "two hundred eleven billion, two hundred ten million, thirty-three thousand, twelve".

Divisors: 1 2 4 11 22 44 59 118 236 649 1298 2596 81359797 162719594 325439188 894957767 1789915534 3579831068 4800228023 9600456046 19200912092 52802508253 105605016506 211210033012