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11001101101011 = 327691252707167
BaseRepresentation
bin1010000000010110010010…
…1110010010011111010011
31102221200202122120101221100
42200011210232102133103
52420220223340213021
635221500331555443
72213542353323340
oct240054456223723
942850678511840
1011001101101011
1135615a485644a
1212981065bbb83
1361a52659bc08
142a06558bd7c7
1514126d1ab626
hexa0164b927d3

11001101101011 has 24 divisors (see below), whose sum is σ = 18186829466624. Its totient is φ = 6277246003440.

The previous prime is 11001101100961. The next prime is 11001101101019. The reversal of 11001101101011 is 11010110110011.

It is not a de Polignac number, because 11001101101011 - 26 = 11001101100947 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 11001101100984 and 11001101101002.

It is not an unprimeable number, because it can be changed into a prime (11001101101019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126310051 + ... + 126397116.

Almost surely, 211001101101011 is an apocalyptic number.

11001101101011 is a deficient number, since it is larger than the sum of its proper divisors (7185728365613).

11001101101011 is a wasteful number, since it uses less digits than its factorization.

11001101101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252707871 (or 252707868 counting only the distinct ones).

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

Adding to 11001101101011 its reverse (11010110110011), we get a palindrome (22011211211022).

The spelling of 11001101101011 in words is "eleven trillion, one billion, one hundred one million, one hundred one thousand, eleven".

Divisors: 1 3 7 9 21 63 691 2073 4837 6219 14511 43533 252707167 758121501 1768950169 2274364503 5306850507 15920551521 174620652397 523861957191 1222344566779 1571585871573 3667033700337 11001101101011