1223322123133 has 4 divisors (see below), whose sum is σ = 1334533225248. Its totient is φ = 1112111021020.

The previous prime is 1223322123061. The next prime is 1223322123137. The reversal of 1223322123133 is 3313212233221.

It is a happy number.

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 1223322123133 - 2²¹ = 1223320025981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223322123137) 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, 55605551041 + ... + 55605551062.

It is an arithmetic number, because the mean of its divisors is an integer number (333633306312).

Almost surely, 2^{1223322123133} is an apocalyptic number.

It is an amenable number.

1223322123133 is a deficient number, since it is larger than the sum of its proper divisors (111211102115).

1223322123133 is a wasteful number, since it uses less digits than its factorization.

1223322123133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111211102114.

The product of its digits is 7776, while the sum is 28.

Adding to 1223322123133 its reverse (3313212233221), we get a palindrome (4536534356354).

The spelling of 1223322123133 in words is "one trillion, two hundred twenty-three billion, three hundred twenty-two million, one hundred twenty-three thousand, one hundred thirty-three".