133110123001 has 4 divisors (see below), whose sum is σ = 134331316900. Its totient is φ = 131888929104.

The previous prime is 133110122953. The next prime is 133110123043. The reversal of 133110123001 is 100321011331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 69126926400 + 63983196601 = 262920^2 + 252949^2 .

It is a cyclic number.

It is not a de Polignac number, because 133110123001 - 2¹⁵ = 133110090233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133110123071) 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, 610596786 + ... + 610597003.

It is an arithmetic number, because the mean of its divisors is an integer number (33582829225).

Almost surely, 2^133110123001 is an apocalyptic number.

It is an amenable number.

133110123001 is a deficient number, since it is larger than the sum of its proper divisors (1221193899).

133110123001 is a wasteful number, since it uses less digits than its factorization.

133110123001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221193898.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 133110123001 its reverse (100321011331), we get a palindrome (233431134332).

The spelling of 133110123001 in words is "one hundred thirty-three billion, one hundred ten million, one hundred twenty-three thousand, one".