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212010120011 = 192587285651
BaseRepresentation
bin1100010101110011001…
…0011011001101001011
3202021020100102222220002
43011130302123031023
511433144042320021
6241221320353215
721213544200104
oct3053462331513
9667210388802
10212010120011
1181a05205118
123510991580b
1316cb95b8071
14a3931b53ab
1557aca4350b
hex315cc9b34b

212010120011 has 6 divisors (see below), whose sum is σ = 223755833412. Its totient is φ = 200851692300.

The previous prime is 212010119833. The next prime is 212010120121. The reversal of 212010120011 is 110021010212.

It is not a de Polignac number, because 212010120011 - 210 = 212010118987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212010119974 and 212010120001.

It is not an unprimeable number, because it can be changed into a prime (212010122011) 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, 293642465 + ... + 293643186.

It is an arithmetic number, because the mean of its divisors is an integer number (37292638902).

Almost surely, 2212010120011 is an apocalyptic number.

212010120011 is a deficient number, since it is larger than the sum of its proper divisors (11745713401).

212010120011 is an equidigital number, since it uses as much as digits as its factorization.

212010120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587285689 (or 587285670 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 212010120011 its reverse (110021010212), we get a palindrome (322031130223).

The spelling of 212010120011 in words is "two hundred twelve billion, ten million, one hundred twenty thousand, eleven".

Divisors: 1 19 361 587285651 11158427369 212010120011