220220012031197 has 2 divisors, whose sum is σ = 220220012031198. Its totient is φ = 220220012031196.

The previous prime is 220220012031139. The next prime is 220220012031203. The reversal of 220220012031197 is 791130210022022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 190585369330756 + 29634642700441 = 13805266^2 + 5443771^2 .

It is a cyclic number.

It is not a de Polignac number, because 220220012031197 - 2¹⁰ = 220220012030173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220220012031697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110110006015598 + 110110006015599.

It is an arithmetic number, because the mean of its divisors is an integer number (110110006015599).

Almost surely, 2^{220220012031197} is an apocalyptic number.

It is an amenable number.

220220012031197 is a deficient number, since it is larger than the sum of its proper divisors (1).

220220012031197 is an equidigital number, since it uses as much as digits as its factorization.

220220012031197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The spelling of 220220012031197 in words is "two hundred twenty trillion, two hundred twenty billion, twelve million, thirty-one thousand, one hundred ninety-seven".