133012321311 has 8 divisors (see below), whose sum is σ = 182142998704. Its totient is φ = 86278262400.

The previous prime is 133012321279. The next prime is 133012321313. The reversal of 133012321311 is 113123210331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133012321311 - 2⁵ = 133012321279 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 (133012321313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 599154490 + ... + 599154711.

It is an arithmetic number, because the mean of its divisors is an integer number (22767874838).

Almost surely, 2^133012321311 is an apocalyptic number.

133012321311 is a deficient number, since it is larger than the sum of its proper divisors (49130677393).

133012321311 is a wasteful number, since it uses less digits than its factorization.

133012321311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198309241.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 133012321311 its reverse (113123210331), we get a palindrome (246135531642).

The spelling of 133012321311 in words is "one hundred thirty-three billion, twelve million, three hundred twenty-one thousand, three hundred eleven".