1123232222213 has 4 divisors (see below), whose sum is σ = 1124178501600. Its totient is φ = 1122285942828.

The previous prime is 1123232222149. The next prime is 1123232222243. The reversal of 1123232222213 is 3122222323211.

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 1123232222213 - 2⁶ = 1123232222149 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 (1123232222243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 473137913 + ... + 473140286.

It is an arithmetic number, because the mean of its divisors is an integer number (281044625400).

Almost surely, 2^{1123232222213} is an apocalyptic number.

It is an amenable number.

1123232222213 is a deficient number, since it is larger than the sum of its proper divisors (946279387).

1123232222213 is an equidigital number, since it uses as much as digits as its factorization.

1123232222213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946279386.

The product of its digits is 3456, while the sum is 26.

Adding to 1123232222213 its reverse (3122222323211), we get a palindrome (4245454545424).

The spelling of 1123232222213 in words is "one trillion, one hundred twenty-three billion, two hundred thirty-two million, two hundred twenty-two thousand, two hundred thirteen".