120120233031311 has 4 divisors (see below), whose sum is σ = 120120441598800. Its totient is φ = 120120024463824.

The previous prime is 120120233031257. The next prime is 120120233031313. The reversal of 120120233031311 is 113130332021021.

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 120120233031311 - 2⁶ = 120120233031247 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 (120120233031313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103417451 + ... + 104572508.

It is an arithmetic number, because the mean of its divisors is an integer number (30030110399700).

Almost surely, 2^{120120233031311} is an apocalyptic number.

120120233031311 is a deficient number, since it is larger than the sum of its proper divisors (208567489).

120120233031311 is an equidigital number, since it uses as much as digits as its factorization.

120120233031311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208567488.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 120120233031311 its reverse (113130332021021), we get a palindrome (233250565052332).

The spelling of 120120233031311 in words is "one hundred twenty trillion, one hundred twenty billion, two hundred thirty-three million, thirty-one thousand, three hundred eleven".