20422042132441 has 2 divisors, whose sum is σ = 20422042132442. Its totient is φ = 20422042132440.

The previous prime is 20422042132417. The next prime is 20422042132537. The reversal of 20422042132441 is 14423124022402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17924681400025 + 2497360732416 = 4233755^2 + 1580304^2 .

It is a cyclic number.

It is not a de Polignac number, because 20422042132441 - 2²³ = 20422033743833 is a prime.

It is not a weakly prime, because it can be changed into another prime (20422046132441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10211021066220 + 10211021066221.

It is an arithmetic number, because the mean of its divisors is an integer number (10211021066221).

Almost surely, 2^{20422042132441} is an apocalyptic number.

It is an amenable number.

20422042132441 is a deficient number, since it is larger than the sum of its proper divisors (1).

20422042132441 is an equidigital number, since it uses as much as digits as its factorization.

20422042132441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 20422042132441 its reverse (14423124022402), we get a palindrome (34845166154843).

The spelling of 20422042132441 in words is "twenty trillion, four hundred twenty-two billion, forty-two million, one hundred thirty-two thousand, four hundred forty-one".