123213132133333 has 4 divisors (see below), whose sum is σ = 134414325963648. Its totient is φ = 112011938303020.

The previous prime is 123213132133283. The next prime is 123213132133363. The reversal of 123213132133333 is 333331231312321.

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 123213132133333 - 2¹³ = 123213132125141 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 (123213132133363) 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, 5600596915141 + ... + 5600596915162.

It is an arithmetic number, because the mean of its divisors is an integer number (33603581490912).

Almost surely, 2^{123213132133333} is an apocalyptic number.

It is an amenable number.

123213132133333 is a deficient number, since it is larger than the sum of its proper divisors (11201193830315).

123213132133333 is a wasteful number, since it uses less digits than its factorization.

123213132133333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11201193830314.

The product of its digits is 52488, while the sum is 34.

Adding to 123213132133333 its reverse (333331231312321), we get a palindrome (456544363445654).

The spelling of 123213132133333 in words is "one hundred twenty-three trillion, two hundred thirteen billion, one hundred thirty-two million, one hundred thirty-three thousand, three hundred thirty-three".