133353353331 has 24 divisors (see below), whose sum is σ = 212213093040. Its totient is φ = 80020008000.

The previous prime is 133353353321. The next prime is 133353353389.

133353353331 is a `hidden beast` number, since 1 + 33 + 35 + 33 + 533 + 31 = 666.

133353353331 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 133353353331 - 2²⁷ = 133219135603 is a prime.

It is a super-2 number, since 2×133353353331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133353353321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6658336 + ... + 6678333.

It is an arithmetic number, because the mean of its divisors is an integer number (8842212210).

Almost surely, 2^133353353331 is an apocalyptic number.

133353353331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133353353331 is a deficient number, since it is larger than the sum of its proper divisors (78859739709).

133353353331 is a wasteful number, since it uses less digits than its factorization.

133353353331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13336787 (or 13336784 counting only the distinct ones).

The product of its digits is 164025, while the sum is 36.

It can be divided in two parts, 133353 and 353331, that added together give a palindrome (486684).

The spelling of 133353353331 in words is "one hundred thirty-three billion, three hundred fifty-three million, three hundred fifty-three thousand, three hundred thirty-one".