220311010229 has 2 divisors, whose sum is σ = 220311010230. Its totient is φ = 220311010228.

The previous prime is 220311010187. The next prime is 220311010237. The reversal of 220311010229 is 922010113022.

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., 218640408100 + 1670602129 = 467590^2 + 40873^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220311010229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220311010529) 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, 110155505114 + 110155505115.

It is an arithmetic number, because the mean of its divisors is an integer number (110155505115).

Almost surely, 2^220311010229 is an apocalyptic number.

It is an amenable number.

220311010229 is a deficient number, since it is larger than the sum of its proper divisors (1).

220311010229 is an equidigital number, since it uses as much as digits as its factorization.

220311010229 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 220311010229 in words is "two hundred twenty billion, three hundred eleven million, ten thousand, two hundred twenty-nine".