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11664211101 = 367161335977
BaseRepresentation
bin10101101110011110…
…11011110010011101
31010002220021022120120
422313033123302131
5142342014223401
65205232305153
7562023105234
oct126717336235
933086238516
1011664211101
114a46163494
1223163a21b9
13113b715b7a
147c91adb1b
15484042836
hex2b73dbc9d

11664211101 has 16 divisors (see below), whose sum is σ = 15794629824. Its totient is φ = 7655117184.

The previous prime is 11664211057. The next prime is 11664211121. The reversal of 11664211101 is 10111246611.

It is not a de Polignac number, because 11664211101 - 27 = 11664210973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11664211121) 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, 306225 + ... + 342201.

It is an arithmetic number, because the mean of its divisors is an integer number (987164364).

Almost surely, 211664211101 is an apocalyptic number.

It is an amenable number.

11664211101 is a deficient number, since it is larger than the sum of its proper divisors (4130418723).

11664211101 is a wasteful number, since it uses less digits than its factorization.

11664211101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37660.

The product of its (nonzero) digits is 288, while the sum is 24.

Adding to 11664211101 its reverse (10111246611), we get a palindrome (21775457712).

The spelling of 11664211101 in words is "eleven billion, six hundred sixty-four million, two hundred eleven thousand, one hundred one".

Divisors: 1 3 67 201 1613 4839 35977 107931 108071 324213 2410459 7231377 58030901 174092703 3888070367 11664211101