30103450530 has 32 divisors (see below), whose sum is σ = 72949728384. Its totient is φ = 7949648256.

The previous prime is 30103450523. The next prime is 30103450537. The reversal of 30103450530 is 3505430103.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (30103450523) and next prime (30103450537).

It is a self number, because there is not a number n which added to its sum of digits gives 30103450530.

It is not an unprimeable number, because it can be changed into a prime (30103450537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4868019 + ... + 4874198.

It is an arithmetic number, because the mean of its divisors is an integer number (2279679012).

Almost surely, 2^30103450530 is an apocalyptic number.

30103450530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30103450530 is an abundant number, since it is smaller than the sum of its proper divisors (42846277854).

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

30103450530 is a wasteful number, since it uses less digits than its factorization.

30103450530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9742330.

The product of its (nonzero) digits is 2700, while the sum is 24.

Adding to 30103450530 its reverse (3505430103), we get a palindrome (33608880633).

The spelling of 30103450530 in words is "thirty billion, one hundred three million, four hundred fifty thousand, five hundred thirty".