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1011100001001 = 35035557120577
BaseRepresentation
bin11101011011010100100…
…00011010001011101001
310120122211022000220022020
432231222100122023221
5113031213100013001
62052254250015053
7133023000126666
oct16555220321351
93518738026266
101011100001001
1135a894655a42
12143b5b417489
1374466b3727c
1436d1a708a6d
151b47aeaa736
hexeb6a41a2e9

1011100001001 has 16 divisors (see below), whose sum is σ = 1351067808384. Its totient is φ = 672599937024.

The previous prime is 1011100000987. The next prime is 1011100001011. The reversal of 1011100001001 is 1001000011101.

Adding to 1011100001001 its reverse (1001000011101), we get a palindrome (2012100012102).

1011100001001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1011100001001 - 237 = 873661047529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011100001011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8325225 + ... + 8445801.

It is an arithmetic number, because the mean of its divisors is an integer number (84441738024).

Almost surely, 21011100001001 is an apocalyptic number.

It is an amenable number.

1011100001001 is a deficient number, since it is larger than the sum of its proper divisors (339967807383).

1011100001001 is a wasteful number, since it uses less digits than its factorization.

1011100001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126640.

The product of its (nonzero) digits is 1, while the sum is 6.

The spelling of 1011100001001 in words is "one trillion, eleven billion, one hundred million, one thousand, one".

Divisors: 1 3 503 1509 5557 16671 120577 361731 2795171 8385513 60650231 181950693 670046389 2010139167 337033333667 1011100001001