30120201031112 has 8 divisors (see below), whose sum is σ = 56475376933350. Its totient is φ = 15060100515552.

The previous prime is 30120201031051. The next prime is 30120201031169. The reversal of 30120201031112 is 21113010202103.

It can be written as a sum of positive squares in only one way, i.e., 23791625607556 + 6328575423556 = 4877666^2 + 2515666^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1882512564437 + ... + 1882512564452.

Almost surely, 2^{30120201031112} is an apocalyptic number.

It is an amenable number.

30120201031112 is a deficient number, since it is larger than the sum of its proper divisors (26355175902238).

30120201031112 is a wasteful number, since it uses less digits than its factorization.

30120201031112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3765025128895 (or 3765025128891 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 30120201031112 its reverse (21113010202103), we get a palindrome (51233211233215).

The spelling of 30120201031112 in words is "thirty trillion, one hundred twenty billion, two hundred one million, thirty-one thousand, one hundred twelve".