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100210012220 = 22510348645637
BaseRepresentation
bin101110101010011111…
…0110111000000111100
3100120122210211001212002
41131110332313000330
53120212230342340
6114011424201432
710145204023013
oct1352476670074
9316583731762
10100210012220
1139553a3741a
1217508169278
1395b0191026
144bc8ccba7a
1529178c0715
hex1754fb703c

100210012220 has 24 divisors (see below), whose sum is σ = 212484146784. Its totient is φ = 39694838976.

The previous prime is 100210012153. The next prime is 100210012237. The reversal of 100210012220 is 22210012001.

It is a happy number.

100210012220 is digitally balanced in base 3, 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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24320759 + ... + 24324878.

It is an arithmetic number, because the mean of its divisors is an integer number (8853506116).

Almost surely, 2100210012220 is an apocalyptic number.

100210012220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100210012220 is an abundant number, since it is smaller than the sum of its proper divisors (112274134564).

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

100210012220 is a wasteful number, since it uses less digits than its factorization.

100210012220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48645749 (or 48645747 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100210012220 its reverse (22210012001), we get a palindrome (122420024221).

The spelling of 100210012220 in words is "one hundred billion, two hundred ten million, twelve thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 103 206 412 515 1030 2060 48645637 97291274 194582548 243228185 486456370 972912740 5010500611 10021001222 20042002444 25052503055 50105006110 100210012220