132223134342421 has 2 divisors, whose sum is σ = 132223134342422. Its totient is φ = 132223134342420.

The previous prime is 132223134342401. The next prime is 132223134342493. The reversal of 132223134342421 is 124243431322231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96214793859396 + 36008340483025 = 9808914^2 + 6000695^2 .

It is a cyclic number.

It is not a de Polignac number, because 132223134342421 - 2⁷ = 132223134342293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132223134342401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66111567171210 + 66111567171211.

It is an arithmetic number, because the mean of its divisors is an integer number (66111567171211).

Almost surely, 2^{132223134342421} is an apocalyptic number.

It is an amenable number.

132223134342421 is a deficient number, since it is larger than the sum of its proper divisors (1).

132223134342421 is an equidigital number, since it uses as much as digits as its factorization.

132223134342421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 37.

Adding to 132223134342421 its reverse (124243431322231), we get a palindrome (256466565664652).

The spelling of 132223134342421 in words is "one hundred thirty-two trillion, two hundred twenty-three billion, one hundred thirty-four million, three hundred forty-two thousand, four hundred twenty-one".