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BaseRepresentation
bin1010000000010110010101…
…0100011011110111110000
31102221200210100101110020001
42200011211110123313300
52420220233420212122
635221501330155344
72213542534322512
oct240054524336760
942850710343201
1011001111100912
1135615aa466529
121298109a22b54
1361a52869070a
142a0656d63bb2
1514126ded4527
hexa016551bdf0

11001111100912 has 20 divisors (see below), whose sum is σ = 21335529041176. Its totient is φ = 5495168122560.

The previous prime is 11001111100867. The next prime is 11001111100913. The reversal of 11001111100912 is 21900111110011.

It is a self number, because there is not a number n which added to its sum of digits gives 11001111100912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001111100913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336697398 + ... + 336730069.

Almost surely, 211001111100912 is an apocalyptic number.

It is an amenable number.

11001111100912 is a deficient number, since it is larger than the sum of its proper divisors (10334417940264).

11001111100912 is a wasteful number, since it uses less digits than its factorization.

11001111100912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673428496 (or 673428490 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 19.

Adding to 11001111100912 its reverse (21900111110011), we get a palindrome (32901222210923).

The spelling of 11001111100912 in words is "eleven trillion, one billion, one hundred eleven million, one hundred thousand, nine hundred twelve".