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11164031121 = 317218902571
BaseRepresentation
bin10100110010110110…
…11001100010010001
31001211001002112122010
422121123121202101
5140330442443441
65043443533133
7543440461455
oct123133314221
931731075563
1011164031121
114809893901
1221b698a1a9
13108bbc9b99
1477c9ac665
15455191116
hex2996d9891

11164031121 has 8 divisors (see below), whose sum is σ = 15760985184. Its totient is φ = 7004882240.

The previous prime is 11164031113. The next prime is 11164031149. The reversal of 11164031121 is 12113046111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11164031121 - 23 = 11164031113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11164031101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109451235 + ... + 109451336.

It is an arithmetic number, because the mean of its divisors is an integer number (1970123148).

Almost surely, 211164031121 is an apocalyptic number.

It is an amenable number.

11164031121 is a deficient number, since it is larger than the sum of its proper divisors (4596954063).

11164031121 is a wasteful number, since it uses less digits than its factorization.

11164031121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218902591.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 11164031121 its reverse (12113046111), we get a palindrome (23277077232).

The spelling of 11164031121 in words is "eleven billion, one hundred sixty-four million, thirty-one thousand, one hundred twenty-one".

Divisors: 1 3 17 51 218902571 656707713 3721343707 11164031121