30301103042 has 24 divisors (see below), whose sum is σ = 55982473164. Its totient is φ = 12222292992.

The previous prime is 30301102981. The next prime is 30301103051. The reversal of 30301103042 is 24030110303.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22770508201 + 7530594841 = 150899^2 + 86779^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 30301103042.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9092303 + ... + 9095634.

Almost surely, 2^30301103042 is an apocalyptic number.

30301103042 is a deficient number, since it is larger than the sum of its proper divisors (25681370122).

30301103042 is a wasteful number, since it uses less digits than its factorization.

30301103042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18187970 (or 18187963 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 30301103042 its reverse (24030110303), we get a palindrome (54331213345).

The spelling of 30301103042 in words is "thirty billion, three hundred one million, one hundred three thousand, forty-two".