30543105122 has 4 divisors (see below), whose sum is σ = 45814657686. Its totient is φ = 15271552560.

The previous prime is 30543105113. The next prime is 30543105149. The reversal of 30543105122 is 22150134503.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 17889330001 + 12653775121 = 133751^2 + 112489^2 .

It is a junction number, because it is equal to n+sod(n) for n = 30543105091 and 30543105100.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7635776279 + ... + 7635776282.

Almost surely, 2^30543105122 is an apocalyptic number.

30543105122 is a deficient number, since it is larger than the sum of its proper divisors (15271552564).

30543105122 is a wasteful number, since it uses less digits than its factorization.

30543105122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15271552563.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 30543105122 its reverse (22150134503), we get a palindrome (52693239625).

The spelling of 30543105122 in words is "thirty billion, five hundred forty-three million, one hundred five thousand, one hundred twenty-two".