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10010001011011 = 1721491571480643
BaseRepresentation
bin1001000110101010001010…
…0011011111000101000011
31022102221120011220020210121
42101222202203133011003
52303000440224323021
633142310405241111
72052125104466641
oct221524243370503
938387504806717
1010010001011011
11320a243679681
121158009103197
13577c2910ac11
142686b5476191
151255b2e50741
hex91aa28df143

10010001011011 has 24 divisors (see below), whose sum is σ = 10773017679600. Its totient is φ = 9298336998912.

The previous prime is 10010001010991. The next prime is 10010001011039. The reversal of 10010001011011 is 11011010001001.

It is a happy number.

It is not a de Polignac number, because 10010001011011 - 217 = 10010000879939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10010001010985 and 10010001011003.

It is not an unprimeable number, because it can be changed into a prime (10010001011081) 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, 6020256 + ... + 7500898.

It is an arithmetic number, because the mean of its divisors is an integer number (448875736650).

Almost surely, 210010001011011 is an apocalyptic number.

10010001011011 is a deficient number, since it is larger than the sum of its proper divisors (763016668589).

10010001011011 is a wasteful number, since it uses less digits than its factorization.

10010001011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480983 (or 1480966 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 10010001011011 its reverse (11011010001001), we get a palindrome (21021011012012).

The spelling of 10010001011011 in words is "ten trillion, ten billion, one million, eleven thousand, eleven".

Divisors: 1 17 149 157 289 2533 2669 23393 43061 45373 397681 1480643 6760577 25170931 220615807 232460951 427905827 3750468719 3951836167 34636681699 63757968223 67181214839 588823588883 10010001011011