30234111111 has 20 divisors (see below), whose sum is σ = 45177068200. Its totient is φ = 20150481456.

The previous prime is 30234111107. The next prime is 30234111113. The reversal of 30234111111 is 11111143203.

It is a happy number.

30234111111 is a `hidden beast` number, since 302 + 341 + 1 + 11 + 11 = 666.

It is not a de Polignac number, because 30234111111 - 2² = 30234111107 is a prime.

It is a Duffinian number.

30234111111 is a modest number, since divided by 111111 gives 30234 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30234111113) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 252945 + ... + 352773.

It is an arithmetic number, because the mean of its divisors is an integer number (2258853410).

Almost surely, 2^30234111111 is an apocalyptic number.

30234111111 is a deficient number, since it is larger than the sum of its proper divisors (14942957089).

30234111111 is an equidigital number, since it uses as much as digits as its factorization.

30234111111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103580 (or 103571 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 30234111111 its reverse (11111143203), we get a palindrome (41345254314).

The spelling of 30234111111 in words is "thirty billion, two hundred thirty-four million, one hundred eleven thousand, one hundred eleven".