30516424122 has 16 divisors (see below), whose sum is σ = 61072015680. Its totient is φ = 10165613472.

The previous prime is 30516424121. The next prime is 30516424151. The reversal of 30516424122 is 22142461503.

It is a self number, because there is not a number n which added to its sum of digits gives 30516424122.

It is not an unprimeable number, because it can be changed into a prime (30516424121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1621843 + ... + 1640550.

It is an arithmetic number, because the mean of its divisors is an integer number (3817000980).

Almost surely, 2^30516424122 is an apocalyptic number.

30516424122 is an abundant number, since it is smaller than the sum of its proper divisors (30555591558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30516424122 is a wasteful number, since it uses less digits than its factorization.

30516424122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3263957.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 30516424122 its reverse (22142461503), we get a palindrome (52658885625).

The spelling of 30516424122 in words is "thirty billion, five hundred sixteen million, four hundred twenty-four thousand, one hundred twenty-two".