30120211133 has 16 divisors (see below), whose sum is σ = 30915432000. Its totient is φ = 29335246080.

The previous prime is 30120211123. The next prime is 30120211141. The reversal of 30120211133 is 33111202103.

It is a cyclic number.

It is not a de Polignac number, because 30120211133 - 2²⁶ = 30053102269 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 (30120211123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11158418 + ... + 11161116.

It is an arithmetic number, because the mean of its divisors is an integer number (1932214500).

Almost surely, 2^30120211133 is an apocalyptic number.

It is an amenable number.

30120211133 is a deficient number, since it is larger than the sum of its proper divisors (795220867).

30120211133 is a wasteful number, since it uses less digits than its factorization.

30120211133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4492.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 30120211133 its reverse (33111202103), we get a palindrome (63231413236).

The spelling of 30120211133 in words is "thirty billion, one hundred twenty million, two hundred eleven thousand, one hundred thirty-three".