133111322321323 has 4 divisors (see below), whose sum is σ = 137701367918640. Its totient is φ = 128521276724008.

The previous prime is 133111322321309. The next prime is 133111322321333. The reversal of 133111322321323 is 323123223111331.

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 133111322321323 - 2²⁵ = 133111288766891 is a prime.

It is a super-2 number, since 2×133111322321323² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133111322321333) 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, 2295022798615 + ... + 2295022798672.

It is an arithmetic number, because the mean of its divisors is an integer number (34425341979660).

Almost surely, 2^{133111322321323} is an apocalyptic number.

133111322321323 is a deficient number, since it is larger than the sum of its proper divisors (4590045597317).

133111322321323 is an equidigital number, since it uses as much as digits as its factorization.

133111322321323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4590045597316.

The product of its digits is 11664, while the sum is 31.

Adding to 133111322321323 its reverse (323123223111331), we get a palindrome (456234545432654).

The spelling of 133111322321323 in words is "one hundred thirty-three trillion, one hundred eleven billion, three hundred twenty-two million, three hundred twenty-one thousand, three hundred twenty-three".