132221320177 has 2 divisors, whose sum is σ = 132221320178. Its totient is φ = 132221320176.

The previous prime is 132221320129. The next prime is 132221320237. The reversal of 132221320177 is 771023122231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71073427216 + 61147892961 = 266596^2 + 247281^2 .

It is a cyclic number.

It is not a de Polignac number, because 132221320177 - 2¹¹ = 132221318129 is a prime.

It is a super-2 number, since 2×132221320177² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (132221323177) 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, 66110660088 + 66110660089.

It is an arithmetic number, because the mean of its divisors is an integer number (66110660089).

Almost surely, 2^132221320177 is an apocalyptic number.

It is an amenable number.

132221320177 is a deficient number, since it is larger than the sum of its proper divisors (1).

132221320177 is an equidigital number, since it uses as much as digits as its factorization.

132221320177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 31.

The spelling of 132221320177 in words is "one hundred thirty-two billion, two hundred twenty-one million, three hundred twenty thousand, one hundred seventy-seven".