120133121023 has 4 divisors (see below), whose sum is σ = 120136744728. Its totient is φ = 120129497320.

The previous prime is 120133121021. The next prime is 120133121027. The reversal of 120133121023 is 320121331021.

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

It is a cyclic number.

It is not a de Polignac number, because 120133121023 - 2¹ = 120133121021 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 (120133121021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1761661 + ... + 1828582.

It is an arithmetic number, because the mean of its divisors is an integer number (30034186182).

Almost surely, 2^120133121023 is an apocalyptic number.

120133121023 is a deficient number, since it is larger than the sum of its proper divisors (3623705).

120133121023 is an equidigital number, since it uses as much as digits as its factorization.

120133121023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3623704.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 120133121023 its reverse (320121331021), we get a palindrome (440254452044).

The spelling of 120133121023 in words is "one hundred twenty billion, one hundred thirty-three million, one hundred twenty-one thousand, twenty-three".