30353344243 has 2 divisors, whose sum is σ = 30353344244. Its totient is φ = 30353344242.

The previous prime is 30353344207. The next prime is 30353344267. The reversal of 30353344243 is 34244335303.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30353344243 - 2³³ = 21763409651 is a prime.

It is a super-2 number, since 2×30353344243² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30353344199 and 30353344208.

It is not a weakly prime, because it can be changed into another prime (30353344643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15176672121 + 15176672122.

It is an arithmetic number, because the mean of its divisors is an integer number (15176672122).

Almost surely, 2^30353344243 is an apocalyptic number.

30353344243 is a deficient number, since it is larger than the sum of its proper divisors (1).

30353344243 is an equidigital number, since it uses as much as digits as its factorization.

30353344243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 34.

Adding to 30353344243 its reverse (34244335303), we get a palindrome (64597679546).

The spelling of 30353344243 in words is "thirty billion, three hundred fifty-three million, three hundred forty-four thousand, two hundred forty-three".