120123303311 has 8 divisors (see below), whose sum is σ = 132043938048. Its totient is φ = 108369391000.

The previous prime is 120123303257. The next prime is 120123303323. The reversal of 120123303311 is 113303321021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120123303311 - 2¹⁸ = 120123041167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120123303361) 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 7 ways as a sum of consecutive naturals, for example, 41679095 + ... + 41681976.

It is an arithmetic number, because the mean of its divisors is an integer number (16505492256).

Almost surely, 2^120123303311 is an apocalyptic number.

120123303311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120123303311 is a deficient number, since it is larger than the sum of its proper divisors (11920634737).

120123303311 is a wasteful number, since it uses less digits than its factorization.

120123303311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83361213.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 120123303311 its reverse (113303321021), we get a palindrome (233426624332).

The spelling of 120123303311 in words is "one hundred twenty billion, one hundred twenty-three million, three hundred three thousand, three hundred eleven".