120303323112 has 64 divisors (see below), whose sum is σ = 361814515200. Its totient is φ = 32563304640.

The previous prime is 120303323083. The next prime is 120303323117. The reversal of 120303323112 is 211323303021.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (120303323117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18841314 + ... + 18847697.

It is an arithmetic number, because the mean of its divisors is an integer number (5653351800).

Almost surely, 2^120303323112 is an apocalyptic number.

120303323112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120303323112 is an abundant number, since it is smaller than the sum of its proper divisors (241511192088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120303323112 is a wasteful number, since it uses less digits than its factorization.

120303323112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37689046 (or 37689042 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 120303323112 its reverse (211323303021), we get a palindrome (331626626133).

The spelling of 120303323112 in words is "one hundred twenty billion, three hundred three million, three hundred twenty-three thousand, one hundred twelve".