133401440213 has 4 divisors (see below), whose sum is σ = 133494145920. Its totient is φ = 133308734508.

The previous prime is 133401440203. The next prime is 133401440269. The reversal of 133401440213 is 312044104331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 312044104331 = 58907 ⋅5297233.

It is a cyclic number.

It is not a de Polignac number, because 133401440213 - 2⁸ = 133401439957 is a prime.

It is a super-2 number, since 2×133401440213² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133401440203) 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 3 ways as a sum of consecutive naturals, for example, 46350695 + ... + 46353572.

It is an arithmetic number, because the mean of its divisors is an integer number (33373536480).

Almost surely, 2^133401440213 is an apocalyptic number.

It is an amenable number.

133401440213 is a deficient number, since it is larger than the sum of its proper divisors (92705707).

133401440213 is an equidigital number, since it uses as much as digits as its factorization.

133401440213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92705706.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 133401440213 its reverse (312044104331), we get a palindrome (445445544544).

The spelling of 133401440213 in words is "one hundred thirty-three billion, four hundred one million, four hundred forty thousand, two hundred thirteen".