222303029 has 4 divisors (see below), whose sum is σ = 239403276. Its totient is φ = 205202784.

The previous prime is 222303019. The next prime is 222303047. The reversal of 222303029 is 920303222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 920303222 = 2 ⋅460151611.

It can be written as a sum of positive squares in 2 ways, for example, as 133980625 + 88322404 = 11575^2 + 9398^2 .

It is a cyclic number.

It is not a de Polignac number, because 222303029 - 2¹⁶ = 222237493 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222302995 and 222303013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222303019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8550104 + ... + 8550129.

It is an arithmetic number, because the mean of its divisors is an integer number (59850819).

Almost surely, 2^222303029 is an apocalyptic number.

It is an amenable number.

222303029 is a deficient number, since it is larger than the sum of its proper divisors (17100247).

222303029 is a wasteful number, since it uses less digits than its factorization.

222303029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17100246.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 222303029 is about 14909.8299453750. The cubic root of 222303029 is about 605.7802732102.

The spelling of 222303029 in words is "two hundred twenty-two million, three hundred three thousand, twenty-nine".