220110203129 has 2 divisors, whose sum is σ = 220110203130. Its totient is φ = 220110203128.

The previous prime is 220110203069. The next prime is 220110203147. The reversal of 220110203129 is 921302011022.

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., 180319129600 + 39791073529 = 424640^2 + 199477^2 .

It is a cyclic number.

It is not a de Polignac number, because 220110203129 - 2¹² = 220110199033 is a prime.

It is not a weakly prime, because it can be changed into another prime (220110209129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110055101564 + 110055101565.

It is an arithmetic number, because the mean of its divisors is an integer number (110055101565).

Almost surely, 2^220110203129 is an apocalyptic number.

It is an amenable number.

220110203129 is a deficient number, since it is larger than the sum of its proper divisors (1).

220110203129 is an equidigital number, since it uses as much as digits as its factorization.

220110203129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 220110203129 in words is "two hundred twenty billion, one hundred ten million, two hundred three thousand, one hundred twenty-nine".