30130121122 has 32 divisors (see below), whose sum is σ = 48215574000. Its totient is φ = 14071830528.

The previous prime is 30130121117. The next prime is 30130121149. The reversal of 30130121122 is 22112103103.

It can be written as a sum of positive squares in 8 ways, for example, as 13952570641 + 16177550481 = 118121^2 + 127191^2 .

It is a junction number, because it is equal to n+sod(n) for n = 30130121096 and 30130121105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9689704 + ... + 9692812.

Almost surely, 2^30130121122 is an apocalyptic number.

30130121122 is a deficient number, since it is larger than the sum of its proper divisors (18085452878).

30130121122 is a wasteful number, since it uses less digits than its factorization.

30130121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5190.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 30130121122 its reverse (22112103103), we get a palindrome (52242224225).

The spelling of 30130121122 in words is "thirty billion, one hundred thirty million, one hundred twenty-one thousand, one hundred twenty-two".