1223205058 has 8 divisors (see below), whose sum is σ = 1835845452. Its totient is φ = 611256576.

The previous prime is 1223205023. The next prime is 1223205079. The reversal of 1223205058 is 8505023221.

It can be written as a sum of positive squares in 2 ways, for example, as 1140885729 + 82319329 = 33777^2 + 9073^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1223205058² = 2992461227833566728, which contains 22 as substring.

It is an unprimeable number.

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, 168535 + ... + 175642.

Almost surely, 2^1223205058 is an apocalyptic number.

1223205058 is a deficient number, since it is larger than the sum of its proper divisors (612640394).

1223205058 is a wasteful number, since it uses less digits than its factorization.

1223205058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345956.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 1223205058 is about 34974.3485714888. The cubic root of 1223205058 is about 1069.4646222591.

Adding to 1223205058 its reverse (8505023221), we get a palindrome (9728228279).

The spelling of 1223205058 in words is "one billion, two hundred twenty-three million, two hundred five thousand, fifty-eight".