30211340133 has 16 divisors (see below), whose sum is σ = 43929509120. Its totient is φ = 18356255424.

The previous prime is 30211340123. The next prime is 30211340141. The reversal of 30211340133 is 33104311203.

It is not a de Polignac number, because 30211340133 - 2⁹ = 30211339621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30211340123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4899766 + ... + 4905927.

It is an arithmetic number, because the mean of its divisors is an integer number (2745594320).

Almost surely, 2^30211340133 is an apocalyptic number.

It is an amenable number.

30211340133 is a deficient number, since it is larger than the sum of its proper divisors (13718168987).

30211340133 is a wasteful number, since it uses less digits than its factorization.

30211340133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9805788.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 30211340133 its reverse (33104311203), we get a palindrome (63315651336).

The spelling of 30211340133 in words is "thirty billion, two hundred eleven million, three hundred forty thousand, one hundred thirty-three".