1222120233023 has 4 divisors (see below), whose sum is σ = 1222287722880. Its totient is φ = 1221952743168.

The previous prime is 1222120233011. The next prime is 1222120233049. The reversal of 1222120233023 is 3203320212221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1222120233023 - 2⁴⁰ = 122608605247 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 1222120233023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222120253023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83733983 + ... + 83748576.

It is an arithmetic number, because the mean of its divisors is an integer number (305571930720).

Almost surely, 2^{1222120233023} is an apocalyptic number.

1222120233023 is a deficient number, since it is larger than the sum of its proper divisors (167489857).

1222120233023 is an equidigital number, since it uses as much as digits as its factorization.

1222120233023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167489856.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1222120233023 its reverse (3203320212221), we get a palindrome (4425440445244).

The spelling of 1222120233023 in words is "one trillion, two hundred twenty-two billion, one hundred twenty million, two hundred thirty-three thousand, twenty-three".