20032222097 has 2 divisors, whose sum is σ = 20032222098. Its totient is φ = 20032222096.

The previous prime is 20032222087. The next prime is 20032222123. The reversal of 20032222097 is 79022223002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15574790401 + 4457431696 = 124799^2 + 66764^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20032222097 is a prime.

It is not a weakly prime, because it can be changed into another prime (20032222037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10016111048 + 10016111049.

It is an arithmetic number, because the mean of its divisors is an integer number (10016111049).

Almost surely, 2^20032222097 is an apocalyptic number.

It is an amenable number.

20032222097 is a deficient number, since it is larger than the sum of its proper divisors (1).

20032222097 is an equidigital number, since it uses as much as digits as its factorization.

20032222097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

Adding to 20032222097 its reverse (79022223002), we get a palindrome (99054445099).

The spelling of 20032222097 in words is "twenty billion, thirty-two million, two hundred twenty-two thousand, ninety-seven".