20132224897 has 2 divisors, whose sum is σ = 20132224898. Its totient is φ = 20132224896.

The previous prime is 20132224867. The next prime is 20132224901. The reversal of 20132224897 is 79842223102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13345101441 + 6787123456 = 115521^2 + 82384^2 .

It is a cyclic number.

It is not a de Polignac number, because 20132224897 - 2⁷ = 20132224769 is a prime.

It is not a weakly prime, because it can be changed into another prime (20132224837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066112448 + 10066112449.

It is an arithmetic number, because the mean of its divisors is an integer number (10066112449).

Almost surely, 2^20132224897 is an apocalyptic number.

It is an amenable number.

20132224897 is a deficient number, since it is larger than the sum of its proper divisors (1).

20132224897 is an equidigital number, since it uses as much as digits as its factorization.

20132224897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 40.

Adding to 20132224897 its reverse (79842223102), we get a palindrome (99974447999).

The spelling of 20132224897 in words is "twenty billion, one hundred thirty-two million, two hundred twenty-four thousand, eight hundred ninety-seven".