30032420043 has 4 divisors (see below), whose sum is σ = 40043226728. Its totient is φ = 20021613360.

The previous prime is 30032420029. The next prime is 30032420051. The reversal of 30032420043 is 34002423003.

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

It is not a de Polignac number, because 30032420043 - 2⁴ = 30032420027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30032420083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5005403338 + ... + 5005403343.

It is an arithmetic number, because the mean of its divisors is an integer number (10010806682).

Almost surely, 2^30032420043 is an apocalyptic number.

30032420043 is a deficient number, since it is larger than the sum of its proper divisors (10010806685).

30032420043 is a wasteful number, since it uses less digits than its factorization.

30032420043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10010806684.

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 30032420043 its reverse (34002423003), we get a palindrome (64034843046).

The spelling of 30032420043 in words is "thirty billion, thirty-two million, four hundred twenty thousand, forty-three".