120553431112 has 16 divisors (see below), whose sum is σ = 226042533360. Its totient is φ = 60275422224.

The previous prime is 120553431109. The next prime is 120553431137. The reversal of 120553431112 is 211134355021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 318303 + ... + 585169.

It is an arithmetic number, because the mean of its divisors is an integer number (14127658335).

Almost surely, 2^120553431112 is an apocalyptic number.

It is an amenable number.

120553431112 is a deficient number, since it is larger than the sum of its proper divisors (105489102248).

120553431112 is a wasteful number, since it uses less digits than its factorization.

120553431112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323340 (or 323336 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 120553431112 its reverse (211134355021), we get a palindrome (331687786133).

The spelling of 120553431112 in words is "one hundred twenty billion, five hundred fifty-three million, four hundred thirty-one thousand, one hundred twelve".