133220035131 has 8 divisors (see below), whose sum is σ = 177656082960. Its totient is φ = 88798672032.

The previous prime is 133220035121. The next prime is 133220035163. The reversal of 133220035131 is 131530022331.

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

It is not a de Polignac number, because 133220035131 - 2¹³ = 133220026939 is a prime.

It is a super-2 number, since 2×133220035131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133220035121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3649996 + ... + 3686313.

It is an arithmetic number, because the mean of its divisors is an integer number (22207010370).

Almost surely, 2^133220035131 is an apocalyptic number.

133220035131 is a deficient number, since it is larger than the sum of its proper divisors (44436047829).

133220035131 is an equidigital number, since it uses as much as digits as its factorization.

133220035131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7342365.

The product of its (nonzero) digits is 1620, while the sum is 24.

Adding to 133220035131 its reverse (131530022331), we get a palindrome (264750057462).

The spelling of 133220035131 in words is "one hundred thirty-three billion, two hundred twenty million, thirty-five thousand, one hundred thirty-one".