30120441112 has 32 divisors (see below), whose sum is σ = 58079862720. Its totient is φ = 14633568000.

The previous prime is 30120441107. The next prime is 30120441133. The reversal of 30120441112 is 21114402103.

It is a self number, because there is not a number n which added to its sum of digits gives 30120441112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154548 + ... + 290044.

It is an arithmetic number, because the mean of its divisors is an integer number (1814995710).

Almost surely, 2^30120441112 is an apocalyptic number.

It is an amenable number.

30120441112 is a deficient number, since it is larger than the sum of its proper divisors (27959421608).

30120441112 is a wasteful number, since it uses less digits than its factorization.

30120441112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136291 (or 136287 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 30120441112 its reverse (21114402103), we get a palindrome (51234843215).

The spelling of 30120441112 in words is "thirty billion, one hundred twenty million, four hundred forty-one thousand, one hundred twelve".