133311021133312 has 80 divisors (see below), whose sum is σ = 295501390272000. Its totient is φ = 59568869079040.

The previous prime is 133311021133309. The next prime is 133311021133363. The reversal of 133311021133312 is 213331120113331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200263312 + ... + 200927887.

It is an arithmetic number, because the mean of its divisors is an integer number (3693767378400).

Almost surely, 2^{133311021133312} is an apocalyptic number.

It is an amenable number.

133311021133312 is an abundant number, since it is smaller than the sum of its proper divisors (162190369138688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133311021133312 is an equidigital number, since it uses as much as digits as its factorization.

133311021133312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401191287 (or 401191271 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 28.

Adding to 133311021133312 its reverse (213331120113331), we get a palindrome (346642141246643).

It can be divided in two parts, 1333110 and 21133312, that added together give a palindrome (22466422).

The spelling of 133311021133312 in words is "one hundred thirty-three trillion, three hundred eleven billion, twenty-one million, one hundred thirty-three thousand, three hundred twelve".