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10010101202212 = 225347217458501
BaseRepresentation
bin1001000110101010100010…
…0001101011110100100100
31022102221211011102111021211
42101222220201223310210
52303001141401432322
633142324344521204
72052130432216366
oct221525041536444
938387734374254
1010010101202212
11320a295190821
121158036780204
13577c43aba757
142686c48b6d36
151255bbb41b77
hex91aa886bd24

10010101202212 has 12 divisors (see below), whose sum is σ = 17848199313756. Its totient is φ = 4910615684000.

The previous prime is 10010101202209. The next prime is 10010101202261. The reversal of 10010101202212 is 21220210101001.

It can be written as a sum of positive squares in 2 ways, for example, as 4934200345636 + 5075900856576 = 2221306^2 + 2252976^2 .

It is a super-2 number, since 2×100101012022122 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10010101202192 and 10010101202201.

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 3 ways as a sum of consecutive naturals, for example, 23608729039 + ... + 23608729462.

It is an arithmetic number, because the mean of its divisors is an integer number (1487349942813).

Almost surely, 210010101202212 is an apocalyptic number.

It is an amenable number.

10010101202212 is a deficient number, since it is larger than the sum of its proper divisors (7838098111544).

10010101202212 is a wasteful number, since it uses less digits than its factorization.

10010101202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47217458558 (or 47217458556 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10010101202212 its reverse (21220210101001), we get a palindrome (31230311303213).

The spelling of 10010101202212 in words is "ten trillion, ten billion, one hundred one million, two hundred two thousand, two hundred twelve".

Divisors: 1 2 4 53 106 212 47217458501 94434917002 188869834004 2502525300553 5005050601106 10010101202212