30243323401 has 2 divisors, whose sum is σ = 30243323402. Its totient is φ = 30243323400.

The previous prime is 30243323399. The next prime is 30243323419. The reversal of 30243323401 is 10432334203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27502905600 + 2740417801 = 165840^2 + 52349^2 .

It is a cyclic number.

It is not a de Polignac number, because 30243323401 - 2¹ = 30243323399 is a prime.

It is a super-2 number, since 2×30243323401² (a number of 22 digits) contains 22 as substring.

Together with 30243323399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (30243323431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15121661700 + 15121661701.

It is an arithmetic number, because the mean of its divisors is an integer number (15121661701).

Almost surely, 2^30243323401 is an apocalyptic number.

It is an amenable number.

30243323401 is a deficient number, since it is larger than the sum of its proper divisors (1).

30243323401 is an equidigital number, since it uses as much as digits as its factorization.

30243323401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 30243323401 its reverse (10432334203), we get a palindrome (40675657604).

The spelling of 30243323401 in words is "thirty billion, two hundred forty-three million, three hundred twenty-three thousand, four hundred one".