133103212323 has 4 divisors (see below), whose sum is σ = 177470949768. Its totient is φ = 88735474880.

The previous prime is 133103212321. The next prime is 133103212357. The reversal of 133103212323 is 323212301331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133103212323 - 2¹ = 133103212321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133103212293 and 133103212302.

It is not an unprimeable number, because it can be changed into a prime (133103212321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22183868718 + ... + 22183868723.

It is an arithmetic number, because the mean of its divisors is an integer number (44367737442).

Almost surely, 2^133103212323 is an apocalyptic number.

133103212323 is a deficient number, since it is larger than the sum of its proper divisors (44367737445).

133103212323 is an equidigital number, since it uses as much as digits as its factorization.

133103212323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44367737444.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 133103212323 its reverse (323212301331), we get a palindrome (456315513654).

The spelling of 133103212323 in words is "one hundred thirty-three billion, one hundred three million, two hundred twelve thousand, three hundred twenty-three".