1222320302011 has 8 divisors (see below), whose sum is σ = 1275582358944. Its totient is φ = 1169068053120.

The previous prime is 1222320301997. The next prime is 1222320302033. The reversal of 1222320302011 is 1102030232221.

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 1222320302011 - 2¹⁵ = 1222320269243 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1222320302011.

It is not an unprimeable number, because it can be changed into a prime (1222320332011) 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, 2196766 + ... + 2696371.

It is an arithmetic number, because the mean of its divisors is an integer number (159447794868).

Almost surely, 2^{1222320302011} is an apocalyptic number.

1222320302011 is a deficient number, since it is larger than the sum of its proper divisors (53262056933).

1222320302011 is a wasteful number, since it uses less digits than its factorization.

1222320302011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4904021.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1222320302011 its reverse (1102030232221), we get a palindrome (2324350534232).

The spelling of 1222320302011 in words is "one trillion, two hundred twenty-two billion, three hundred twenty million, three hundred two thousand, eleven".