30234112102 has 32 divisors (see below), whose sum is σ = 49343270400. Its totient is φ = 13847824800.

The previous prime is 30234112093. The next prime is 30234112133. The reversal of 30234112102 is 20121143203.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 30234112102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26227 + ... + 247297.

It is an arithmetic number, because the mean of its divisors is an integer number (1541977200).

Almost surely, 2^30234112102 is an apocalyptic number.

30234112102 is a deficient number, since it is larger than the sum of its proper divisors (19109158298).

30234112102 is a wasteful number, since it uses less digits than its factorization.

30234112102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221212.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 30234112102 its reverse (20121143203), we get a palindrome (50355255305).

The spelling of 30234112102 in words is "thirty billion, two hundred thirty-four million, one hundred twelve thousand, one hundred two".