120023121133 has 4 divisors (see below), whose sum is σ = 125241517728. Its totient is φ = 114804724540.

The previous prime is 120023121121. The next prime is 120023121137. The reversal of 120023121133 is 331121320021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 120023121133 - 2¹³ = 120023112941 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120023121133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120023121137) 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, 2609198263 + ... + 2609198308.

It is an arithmetic number, because the mean of its divisors is an integer number (31310379432).

Almost surely, 2^120023121133 is an apocalyptic number.

It is an amenable number.

120023121133 is a deficient number, since it is larger than the sum of its proper divisors (5218396595).

120023121133 is an equidigital number, since it uses as much as digits as its factorization.

120023121133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5218396594.

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

Adding to 120023121133 its reverse (331121320021), we get a palindrome (451144441154).

The spelling of 120023121133 in words is "one hundred twenty billion, twenty-three million, one hundred twenty-one thousand, one hundred thirty-three".