133502031101 has 8 divisors (see below), whose sum is σ = 141494651064. Its totient is φ = 125524917760.

The previous prime is 133502031097. The next prime is 133502031121. The reversal of 133502031101 is 101130205331.

It can be written as a sum of positive squares in 4 ways, for example, as 2276244100 + 131225787001 = 47710^2 + 362251^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 133502031101 - 2² = 133502031097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133502031121) 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 7 ways as a sum of consecutive naturals, for example, 3858920 + ... + 3893361.

It is an arithmetic number, because the mean of its divisors is an integer number (17686831383).

Almost surely, 2^133502031101 is an apocalyptic number.

It is an amenable number.

133502031101 is a deficient number, since it is larger than the sum of its proper divisors (7992619963).

133502031101 is a wasteful number, since it uses less digits than its factorization.

133502031101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7753311.

The product of its (nonzero) digits is 270, while the sum is 20.

Adding to 133502031101 its reverse (101130205331), we get a palindrome (234632236432).

The spelling of 133502031101 in words is "one hundred thirty-three billion, five hundred two million, thirty-one thousand, one hundred one".