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110011001101101 = 3412891053654389
BaseRepresentation
bin11001000000110111101110…
…101001000101101100101101
3112102111221121211001121210000
4121000313232221011230231
5103404410012240213401
61025550204535334513
732113014106366602
oct3100675651055455
9472457554047700
10110011001101101
1132064449160291
1210408a51821439
13494ccba4c3039
141d247bd01a6a9
15cab98a41d186
hex640deea45b2d

110011001101101 has 20 divisors (see below), whose sum is σ = 164464913735100. Its totient is φ = 73283769994176.

The previous prime is 110011001101091. The next prime is 110011001101117. The reversal of 110011001101101 is 101101100110011.

It can be written as a sum of positive squares in 2 ways, for example, as 79365808745001 + 30645192356100 = 8908749^2 + 5535810^2 .

It is not a de Polignac number, because 110011001101101 - 242 = 105612954589997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110011001101121) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 526722786 + ... + 526931603.

It is an arithmetic number, because the mean of its divisors is an integer number (8223245686755).

Almost surely, 2110011001101101 is an apocalyptic number.

It is an amenable number.

110011001101101 is a deficient number, since it is larger than the sum of its proper divisors (54453912633999).

110011001101101 is a wasteful number, since it uses less digits than its factorization.

110011001101101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053655690 (or 1053655681 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

Adding to 110011001101101 its reverse (101101100110011), we get a palindrome (211112101211112).

The spelling of 110011001101101 in words is "one hundred ten trillion, eleven billion, one million, one hundred one thousand, one hundred one".

Divisors: 1 3 9 27 81 1289 3867 11601 34803 104409 1053654389 3160963167 9482889501 28448668503 85346005509 1358160507421 4074481522263 12223444566789 36670333700367 110011001101101