30320240102 has 4 divisors (see below), whose sum is σ = 45480360156. Its totient is φ = 15160120050.

The previous prime is 30320240087. The next prime is 30320240123. The reversal of 30320240102 is 20104202303.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7580060024 + ... + 7580060027.

It is an arithmetic number, because the mean of its divisors is an integer number (11370090039).

Almost surely, 2^30320240102 is an apocalyptic number.

30320240102 is a deficient number, since it is larger than the sum of its proper divisors (15160120054).

30320240102 is a wasteful number, since it uses less digits than its factorization.

30320240102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15160120053.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 30320240102 its reverse (20104202303), we get a palindrome (50424442405).

The spelling of 30320240102 in words is "thirty billion, three hundred twenty million, two hundred forty thousand, one hundred two".