132221320321231 has 2 divisors, whose sum is σ = 132221320321232. Its totient is φ = 132221320321230.

The previous prime is 132221320321177. The next prime is 132221320321253. The reversal of 132221320321231 is 132123023122231.

It is a strong prime.

It is an emirp because it is prime and its reverse (132123023122231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 132221320321231 - 2¹⁷ = 132221320190159 is a prime.

It is a super-2 number, since 2×132221320321231² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 132221320321231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132221320321331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66110660160615 + 66110660160616.

It is an arithmetic number, because the mean of its divisors is an integer number (66110660160616).

Almost surely, 2^{132221320321231} is an apocalyptic number.

132221320321231 is a deficient number, since it is larger than the sum of its proper divisors (1).

132221320321231 is an equidigital number, since it uses as much as digits as its factorization.

132221320321231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 132221320321231 its reverse (132123023122231), we get a palindrome (264344343443462).

The spelling of 132221320321231 in words is "one hundred thirty-two trillion, two hundred twenty-one billion, three hundred twenty million, three hundred twenty-one thousand, two hundred thirty-one".