30040031033393 has 2 divisors, whose sum is σ = 30040031033394. Its totient is φ = 30040031033392.

The previous prime is 30040031033303. The next prime is 30040031033429. The reversal of 30040031033393 is 39333013004003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29465539799089 + 574491234304 = 5428217^2 + 757952^2 .

It is a cyclic number.

It is not a de Polignac number, because 30040031033393 - 2¹⁰ = 30040031032369 is a prime.

It is a super-2 number, since 2×30040031033393² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (30040031033303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15020015516696 + 15020015516697.

It is an arithmetic number, because the mean of its divisors is an integer number (15020015516697).

Almost surely, 2^{30040031033393} is an apocalyptic number.

It is an amenable number.

30040031033393 is a deficient number, since it is larger than the sum of its proper divisors (1).

30040031033393 is an equidigital number, since it uses as much as digits as its factorization.

30040031033393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 32.

Adding to 30040031033393 its reverse (39333013004003), we get a palindrome (69373044037396).

The spelling of 30040031033393 in words is "thirty trillion, forty billion, thirty-one million, thirty-three thousand, three hundred ninety-three".