133101331001 has 8 divisors (see below), whose sum is σ = 137735699400. Its totient is φ = 128469940480.

The previous prime is 133101330961. The next prime is 133101331067. The reversal of 133101331001 is 100133101331.

It can be written as a sum of positive squares in 4 ways, for example, as 13005121600 + 120096209401 = 114040^2 + 346549^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133101331001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133101331091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 653330 + ... + 832491.

It is an arithmetic number, because the mean of its divisors is an integer number (17216962425).

Almost surely, 2^133101331001 is an apocalyptic number.

It is an amenable number.

133101331001 is a deficient number, since it is larger than the sum of its proper divisors (4634368399).

133101331001 is a wasteful number, since it uses less digits than its factorization.

133101331001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1488939.

The product of its (nonzero) digits is 81, while the sum is 17.

Adding to 133101331001 its reverse (100133101331), we get a palindrome (233234432332).

The spelling of 133101331001 in words is "one hundred thirty-three billion, one hundred one million, three hundred thirty-one thousand, one".