123213233123133 has 4 divisors (see below), whose sum is σ = 164284310830848. Its totient is φ = 82142155415420.

The previous prime is 123213233123131. The next prime is 123213233123171. The reversal of 123213233123133 is 331321332312321.

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 123213233123133 - 2¹ = 123213233123131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123213233123094 and 123213233123103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123213233123131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20535538853853 + ... + 20535538853858.

It is an arithmetic number, because the mean of its divisors is an integer number (41071077707712).

Almost surely, 2^{123213233123133} is an apocalyptic number.

It is an amenable number.

123213233123133 is a deficient number, since it is larger than the sum of its proper divisors (41071077707715).

123213233123133 is an equidigital number, since it uses as much as digits as its factorization.

123213233123133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41071077707714.

The product of its digits is 34992, while the sum is 33.

Adding to 123213233123133 its reverse (331321332312321), we get a palindrome (454534565435454).

The spelling of 123213233123133 in words is "one hundred twenty-three trillion, two hundred thirteen billion, two hundred thirty-three million, one hundred twenty-three thousand, one hundred thirty-three".