112221016829 has 2 divisors, whose sum is σ = 112221016830. Its totient is φ = 112221016828.

The previous prime is 112221016781. The next prime is 112221016837. The reversal of 112221016829 is 928610122211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102991571929 + 9229444900 = 320923^2 + 96070^2 .

It is a cyclic number.

It is not a de Polignac number, because 112221016829 - 2²⁸ = 111952581373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112221316829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56110508414 + 56110508415.

It is an arithmetic number, because the mean of its divisors is an integer number (56110508415).

Almost surely, 2^112221016829 is an apocalyptic number.

It is an amenable number.

112221016829 is a deficient number, since it is larger than the sum of its proper divisors (1).

112221016829 is an equidigital number, since it uses as much as digits as its factorization.

112221016829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 35.

The spelling of 112221016829 in words is "one hundred twelve billion, two hundred twenty-one million, sixteen thousand, eight hundred twenty-nine".