133441030123 has 4 divisors (see below), whose sum is σ = 133798781248. Its totient is φ = 133083279000.

The previous prime is 133441030039. The next prime is 133441030127. The reversal of 133441030123 is 321030144331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321030144331 = 13 ⋅24694626487.

It is a cyclic number.

It is not a de Polignac number, because 133441030123 - 2¹⁷ = 133440899051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133441030127) 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, 178875003 + ... + 178875748.

It is an arithmetic number, because the mean of its divisors is an integer number (33449695312).

Almost surely, 2^133441030123 is an apocalyptic number.

133441030123 is a deficient number, since it is larger than the sum of its proper divisors (357751125).

133441030123 is an equidigital number, since it uses as much as digits as its factorization.

133441030123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357751124.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 133441030123 its reverse (321030144331), we get a palindrome (454471174454).

The spelling of 133441030123 in words is "one hundred thirty-three billion, four hundred forty-one million, thirty thousand, one hundred twenty-three".