133110433123 has 4 divisors (see below), whose sum is σ = 133112098368. Its totient is φ = 133108767880.

The previous prime is 133110433121. The next prime is 133110433139. The reversal of 133110433123 is 321334011331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321334011331 = 113957 ⋅2819783.

It is a cyclic number.

It is not a de Polignac number, because 133110433123 - 2¹ = 133110433121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133110433121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 706336 + ... + 874717.

It is an arithmetic number, because the mean of its divisors is an integer number (33278024592).

Almost surely, 2^133110433123 is an apocalyptic number.

133110433123 is a deficient number, since it is larger than the sum of its proper divisors (1665245).

133110433123 is an equidigital number, since it uses as much as digits as its factorization.

133110433123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1665244.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 133110433123 its reverse (321334011331), we get a palindrome (454444444454).

The spelling of 133110433123 in words is "one hundred thirty-three billion, one hundred ten million, four hundred thirty-three thousand, one hundred twenty-three".