133504431310101 has 4 divisors (see below), whose sum is σ = 178005908413472. Its totient is φ = 89002954206732.

The previous prime is 133504431310067. The next prime is 133504431310163. The reversal of 133504431310101 is 101013134405331.

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.

It is not a de Polignac number, because 133504431310101 - 2⁶ = 133504431310037 is a prime.

It is a super-2 number, since 2×133504431310101² (a number of 29 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 (133504435310101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22250738551681 + ... + 22250738551686.

It is an arithmetic number, because the mean of its divisors is an integer number (44501477103368).

Almost surely, 2^{133504431310101} is an apocalyptic number.

It is an amenable number.

133504431310101 is a deficient number, since it is larger than the sum of its proper divisors (44501477103371).

133504431310101 is an equidigital number, since it uses as much as digits as its factorization.

133504431310101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44501477103370.

The product of its (nonzero) digits is 6480, while the sum is 30.

Adding to 133504431310101 its reverse (101013134405331), we get a palindrome (234517565715432).

The spelling of 133504431310101 in words is "one hundred thirty-three trillion, five hundred four billion, four hundred thirty-one million, three hundred ten thousand, one hundred one".