120133133111 has 4 divisors (see below), whose sum is σ = 120133827000. Its totient is φ = 120132439224.

The previous prime is 120133133033. The next prime is 120133133119. The reversal of 120133133111 is 111331331021.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 111331331021 = 1871 ⋅59503651.

It is a cyclic number.

It is not a de Polignac number, because 120133133111 - 2¹⁰ = 120133132087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120133133119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150380 + ... + 512718.

It is an arithmetic number, because the mean of its divisors is an integer number (30033456750).

Almost surely, 2^120133133111 is an apocalyptic number.

120133133111 is a deficient number, since it is larger than the sum of its proper divisors (693889).

120133133111 is an equidigital number, since it uses as much as digits as its factorization.

120133133111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693888.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 120133133111 its reverse (111331331021), we get a palindrome (231464464132).

The spelling of 120133133111 in words is "one hundred twenty billion, one hundred thirty-three million, one hundred thirty-three thousand, one hundred eleven".