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212031000110 = 2521203100011
BaseRepresentation
bin1100010101111000001…
…0000100111000101110
3202021021210201211000002
43011132002010320232
511433214414000420
6241223344104302
721214216523036
oct3053602047056
9667253654002
10212031000110
1181a15a766a6
1235114905092
1316cc0a18c57
14a395c8c8c6
1557ae7ba075
hex315e084e2e

212031000110 has 8 divisors (see below), whose sum is σ = 381655800216. Its totient is φ = 84812400040.

The previous prime is 212031000079. The next prime is 212031000119. The reversal of 212031000110 is 11000130212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 212031000091 and 212031000100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212031000119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10601549996 + ... + 10601550015.

It is an arithmetic number, because the mean of its divisors is an integer number (47706975027).

Almost surely, 2212031000110 is an apocalyptic number.

212031000110 is a deficient number, since it is larger than the sum of its proper divisors (169624800106).

212031000110 is a wasteful number, since it uses less digits than its factorization.

212031000110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21203100018.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 212031000110 its reverse (11000130212), we get a palindrome (223031130322).

The spelling of 212031000110 in words is "two hundred twelve billion, thirty-one million, one hundred ten", and thus it is an aban number.

Divisors: 1 2 5 10 21203100011 42406200022 106015500055 212031000110