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132231322121 is a prime number
BaseRepresentation
bin111101100100110011…
…0011101101000001001
3110122022102120011010212
41323021212131220021
54131302204301441
6140425104050505
712360546456443
oct1731146355011
9418272504125
10132231322121
11510961524a8
1221764003a35
13c614251b92
14658597b493
15368dbbaeeb
hex1ec999da09

132231322121 has 2 divisors, whose sum is σ = 132231322122. Its totient is φ = 132231322120.

The previous prime is 132231322109. The next prime is 132231322169. The reversal of 132231322121 is 121223132231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124228051600 + 8003270521 = 352460^2 + 89461^2 .

It is a cyclic number.

It is not a de Polignac number, because 132231322121 - 214 = 132231305737 is a prime.

It is not a weakly prime, because it can be changed into another prime (132231322621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66115661060 + 66115661061.

It is an arithmetic number, because the mean of its divisors is an integer number (66115661061).

Almost surely, 2132231322121 is an apocalyptic number.

It is an amenable number.

132231322121 is a deficient number, since it is larger than the sum of its proper divisors (1).

132231322121 is an equidigital number, since it uses as much as digits as its factorization.

132231322121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 23.

Adding to 132231322121 its reverse (121223132231), we get a palindrome (253454454352).

The spelling of 132231322121 in words is "one hundred thirty-two billion, two hundred thirty-one million, three hundred twenty-two thousand, one hundred twenty-one".