30111124112 has 10 divisors (see below), whose sum is σ = 58340302998. Its totient is φ = 15055562048.

The previous prime is 30111124111. The next prime is 30111124117. The reversal of 30111124112 is 21142111103.

It can be written as a sum of positive squares in only one way, i.e., 28785872896 + 1325251216 = 169664^2 + 36404^2 .

It is not an unprimeable number, because it can be changed into a prime (30111124111) by changing a digit.

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 as a sum of consecutive naturals, namely, 940972613 + ... + 940972644.

Almost surely, 2^30111124112 is an apocalyptic number.

It is an amenable number.

30111124112 is a deficient number, since it is larger than the sum of its proper divisors (28229178886).

30111124112 is a wasteful number, since it uses less digits than its factorization.

30111124112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881945265 (or 1881945259 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 30111124112 its reverse (21142111103), we get a palindrome (51253235215).

The spelling of 30111124112 in words is "thirty billion, one hundred eleven million, one hundred twenty-four thousand, one hundred twelve".