133211112323 has 4 divisors (see below), whose sum is σ = 133212970008. Its totient is φ = 133209254640.

The previous prime is 133211112301. The next prime is 133211112329. The reversal of 133211112323 is 323211112331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323211112331 = 97 ⋅3332073323.

It is a cyclic number.

It is not a de Polignac number, because 133211112323 - 2⁶ = 133211112259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133211112329) 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, 816773 + ... + 966198.

It is an arithmetic number, because the mean of its divisors is an integer number (33303242502).

Almost surely, 2^133211112323 is an apocalyptic number.

133211112323 is a deficient number, since it is larger than the sum of its proper divisors (1857685).

133211112323 is an equidigital number, since it uses as much as digits as its factorization.

133211112323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1857684.

The product of its digits is 648, while the sum is 23.

Adding to 133211112323 its reverse (323211112331), we get a palindrome (456422224654).

The spelling of 133211112323 in words is "one hundred thirty-three billion, two hundred eleven million, one hundred twelve thousand, three hundred twenty-three".