133531364213331 has 32 divisors (see below), whose sum is σ = 204502063104000. Its totient is φ = 75919011743520.

The previous prime is 133531364213323. The next prime is 133531364213339. The reversal of 133531364213331 is 133312463135331.

It is an interprime number because it is at equal distance from previous prime (133531364213323) and next prime (133531364213339).

It is not a de Polignac number, because 133531364213331 - 2³ = 133531364213323 is a prime.

It is a super-2 number, since 2×133531364213331² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133531364213339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 313542346 + ... + 313967936.

It is an arithmetic number, because the mean of its divisors is an integer number (6390689472000).

Almost surely, 2^{133531364213331} is an apocalyptic number.

133531364213331 is a deficient number, since it is larger than the sum of its proper divisors (70970698890669).

133531364213331 is a wasteful number, since it uses less digits than its factorization.

133531364213331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500879.

The product of its digits is 524880, while the sum is 42.

The spelling of 133531364213331 in words is "one hundred thirty-three trillion, five hundred thirty-one billion, three hundred sixty-four million, two hundred thirteen thousand, three hundred thirty-one".