30134123111 has 16 divisors (see below), whose sum is σ = 31088105664. Its totient is φ = 29199273984.

The previous prime is 30134123087. The next prime is 30134123119. The reversal of 30134123111 is 11132143103.

It is a cyclic number.

It is not a de Polignac number, because 30134123111 - 2¹⁰ = 30134122087 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 (30134123119) 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, 954566 + ... + 985628.

It is an arithmetic number, because the mean of its divisors is an integer number (1943006604).

Almost surely, 2^30134123111 is an apocalyptic number.

30134123111 is a deficient number, since it is larger than the sum of its proper divisors (953982553).

30134123111 is a wasteful number, since it uses less digits than its factorization.

30134123111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31370.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 30134123111 its reverse (11132143103), we get a palindrome (41266266214).

The spelling of 30134123111 in words is "thirty billion, one hundred thirty-four million, one hundred twenty-three thousand, one hundred eleven".