132220122453421 has 2 divisors, whose sum is σ = 132220122453422. Its totient is φ = 132220122453420.

The previous prime is 132220122453407. The next prime is 132220122453427. The reversal of 132220122453421 is 124354221022231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131387760002500 + 832362450921 = 11462450^2 + 912339^2 .

It is a cyclic number.

It is not a de Polignac number, because 132220122453421 - 2²⁹ = 132219585582509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132220122453427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66110061226710 + 66110061226711.

It is an arithmetic number, because the mean of its divisors is an integer number (66110061226711).

Almost surely, 2^{132220122453421} is an apocalyptic number.

It is an amenable number.

132220122453421 is a deficient number, since it is larger than the sum of its proper divisors (1).

132220122453421 is an equidigital number, since it uses as much as digits as its factorization.

132220122453421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 132220122453421 its reverse (124354221022231), we get a palindrome (256574343475652).

The spelling of 132220122453421 in words is "one hundred thirty-two trillion, two hundred twenty billion, one hundred twenty-two million, four hundred fifty-three thousand, four hundred twenty-one".