30133103311 has 4 divisors (see below), whose sum is σ = 30155051592. Its totient is φ = 30111155032.

The previous prime is 30133103293. The next prime is 30133103323. The reversal of 30133103311 is 11330133103.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30133103311 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 (30133103111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10972081 + ... + 10974826.

It is an arithmetic number, because the mean of its divisors is an integer number (7538762898).

Almost surely, 2^30133103311 is an apocalyptic number.

30133103311 is a deficient number, since it is larger than the sum of its proper divisors (21948281).

30133103311 is a wasteful number, since it uses less digits than its factorization.

30133103311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21948280.

The product of its (nonzero) digits is 243, while the sum is 19.

Adding to 30133103311 its reverse (11330133103), we get a palindrome (41463236414).

The spelling of 30133103311 in words is "thirty billion, one hundred thirty-three million, one hundred three thousand, three hundred eleven".