120003111112 has 32 divisors (see below), whose sum is σ = 238779381600. Its totient is φ = 56344547584.

The previous prime is 120003111031. The next prime is 120003111119. The reversal of 120003111112 is 211111300021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120003111092 and 120003111101.

It is not an unprimeable number, because it can be changed into a prime (120003111119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 935662 + ... + 1056157.

It is an arithmetic number, because the mean of its divisors is an integer number (7461855675).

Almost surely, 2^120003111112 is an apocalyptic number.

It is an amenable number.

120003111112 is a deficient number, since it is larger than the sum of its proper divisors (118776270488).

120003111112 is a wasteful number, since it uses less digits than its factorization.

120003111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1992285 (or 1992281 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 120003111112 its reverse (211111300021), we get a palindrome (331114411133).

The spelling of 120003111112 in words is "one hundred twenty billion, three million, one hundred eleven thousand, one hundred twelve".