133211303021323 has 4 divisors (see below), whose sum is σ = 133215290342680. Its totient is φ = 133207315699968.

The previous prime is 133211303021317. The next prime is 133211303021359. The reversal of 133211303021323 is 323120303112331.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133211303021323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133211303021291 and 133211303021300.

It is not an unprimeable number, because it can be changed into a prime (133211303021723) 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, 1993610565 + ... + 1993677382.

It is an arithmetic number, because the mean of its divisors is an integer number (33303822585670).

Almost surely, 2^{133211303021323} is an apocalyptic number.

133211303021323 is a deficient number, since it is larger than the sum of its proper divisors (3987321357).

133211303021323 is an equidigital number, since it uses as much as digits as its factorization.

133211303021323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3987321356.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 133211303021323 its reverse (323120303112331), we get a palindrome (456331606133654).

The spelling of 133211303021323 in words is "one hundred thirty-three trillion, two hundred eleven billion, three hundred three million, twenty-one thousand, three hundred twenty-three".