133111040123 has 24 divisors (see below), whose sum is σ = 145017786672. Its totient is φ = 122071707072.

The previous prime is 133111040113. The next prime is 133111040129. The reversal of 133111040123 is 321040111331.

It is not a de Polignac number, because 133111040123 - 2⁴ = 133111040107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133111040095 and 133111040104.

It is not an unprimeable number, because it can be changed into a prime (133111040129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2606036 + ... + 2656622.

It is an arithmetic number, because the mean of its divisors is an integer number (6042407778).

Almost surely, 2^133111040123 is an apocalyptic number.

133111040123 is a deficient number, since it is larger than the sum of its proper divisors (11906746549).

133111040123 is a wasteful number, since it uses less digits than its factorization.

133111040123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50859 (or 50840 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 133111040123 its reverse (321040111331), we get a palindrome (454151151454).

The spelling of 133111040123 in words is "one hundred thirty-three billion, one hundred eleven million, forty thousand, one hundred twenty-three".