1222122233 has 8 divisors (see below), whose sum is σ = 1233784608. Its totient is φ = 1210474944.

The previous prime is 1222122229. The next prime is 1222122259. The reversal of 1222122233 is 3322212221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1222122233 - 2² = 1222122229 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222122833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221810 + ... + 227252.

It is an arithmetic number, because the mean of its divisors is an integer number (154223076).

Almost surely, 2^1222122233 is an apocalyptic number.

It is an amenable number.

1222122233 is a deficient number, since it is larger than the sum of its proper divisors (11662375).

1222122233 is a wasteful number, since it uses less digits than its factorization.

1222122233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7543.

The product of its digits is 576, while the sum is 20.

The square root of 1222122233 is about 34958.8648700154. The cubic root of 1222122233 is about 1069.1489529432.

Adding to 1222122233 its reverse (3322212221), we get a palindrome (4544334454).

The spelling of 1222122233 in words is "one billion, two hundred twenty-two million, one hundred twenty-two thousand, two hundred thirty-three".