1220233030323 has 4 divisors (see below), whose sum is σ = 1626977373768. Its totient is φ = 813488686880.

The previous prime is 1220233030279. The next prime is 1220233030351. The reversal of 1220233030323 is 3230303320221.

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 1220233030323 - 2⁶ = 1220233030259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1220233030293 and 1220233030302.

It is not an unprimeable number, because it can be changed into a prime (1220233031323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203372171718 + ... + 203372171723.

It is an arithmetic number, because the mean of its divisors is an integer number (406744343442).

Almost surely, 2^{1220233030323} is an apocalyptic number.

1220233030323 is a deficient number, since it is larger than the sum of its proper divisors (406744343445).

1220233030323 is an equidigital number, since it uses as much as digits as its factorization.

1220233030323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406744343444.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 1220233030323 its reverse (3230303320221), we get a palindrome (4450536350544).

The spelling of 1220233030323 in words is "one trillion, two hundred twenty billion, two hundred thirty-three million, thirty thousand, three hundred twenty-three".