1222320033 has 24 divisors (see below), whose sum is σ = 1930720896. Its totient is φ = 739015200.

The previous prime is 1222320031. The next prime is 1222320067. The reversal of 1222320033 is 3300232221.

It is a happy number.

1222320033 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1222320033 - 2¹ = 1222320031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1222319988 and 1222320015.

It is not an unprimeable number, because it can be changed into a prime (1222320031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27016 + ... + 56342.

It is an arithmetic number, because the mean of its divisors is an integer number (80446704).

Almost surely, 2^1222320033 is an apocalyptic number.

It is an amenable number.

1222320033 is a deficient number, since it is larger than the sum of its proper divisors (708400863).

1222320033 is a wasteful number, since it uses less digits than its factorization.

1222320033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29765 (or 29762 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 1222320033 is about 34961.6937947806. The cubic root of 1222320033 is about 1069.2066302767.

Adding to 1222320033 its reverse (3300232221), we get a palindrome (4522552254).

The spelling of 1222320033 in words is "one billion, two hundred twenty-two million, three hundred twenty thousand, thirty-three".