220213221097 has 2 divisors, whose sum is σ = 220213221098. Its totient is φ = 220213221096.

The previous prime is 220213221047. The next prime is 220213221103. The reversal of 220213221097 is 790122312022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131902617856 + 88310603241 = 363184^2 + 297171^2 .

It is a cyclic number.

It is not a de Polignac number, because 220213221097 - 2¹¹ = 220213219049 is a prime.

It is not a weakly prime, because it can be changed into another prime (220213221047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110106610548 + 110106610549.

It is an arithmetic number, because the mean of its divisors is an integer number (110106610549).

Almost surely, 2^220213221097 is an apocalyptic number.

It is an amenable number.

220213221097 is a deficient number, since it is larger than the sum of its proper divisors (1).

220213221097 is an equidigital number, since it uses as much as digits as its factorization.

220213221097 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 31.

The spelling of 220213221097 in words is "two hundred twenty billion, two hundred thirteen million, two hundred twenty-one thousand, ninety-seven".