1223332020233 has 4 divisors (see below), whose sum is σ = 1223339745408. Its totient is φ = 1223324295060.

The previous prime is 1223332020193. The next prime is 1223332020259. The reversal of 1223332020233 is 3320202333221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1223332020233 - 2⁸ = 1223332019977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1223332020283) 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, 3619973 + ... + 3943458.

It is an arithmetic number, because the mean of its divisors is an integer number (305834936352).

Almost surely, 2^{1223332020233} is an apocalyptic number.

It is an amenable number.

1223332020233 is a deficient number, since it is larger than the sum of its proper divisors (7725175).

1223332020233 is an equidigital number, since it uses as much as digits as its factorization.

1223332020233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7725174.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 1223332020233 its reverse (3320202333221), we get a palindrome (4543534353454).

The spelling of 1223332020233 in words is "one trillion, two hundred twenty-three billion, three hundred thirty-two million, twenty thousand, two hundred thirty-three".