102009028204 has 48 divisors (see below), whose sum is σ = 182239817760. Its totient is φ = 49951641600.

The previous prime is 102009028133. The next prime is 102009028229. The reversal of 102009028204 is 402820900201.

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 in 15 ways as a sum of consecutive naturals, for example, 27280567 + ... + 27284305.

It is an arithmetic number, because the mean of its divisors is an integer number (3796662870).

Almost surely, 2^102009028204 is an apocalyptic number.

It is an amenable number.

102009028204 is a deficient number, since it is larger than the sum of its proper divisors (80230789556).

102009028204 is a wasteful number, since it uses less digits than its factorization.

102009028204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4450 (or 4448 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 102009028204 its reverse (402820900201), we get a palindrome (504829928405).

The spelling of 102009028204 in words is "one hundred two billion, nine million, twenty-eight thousand, two hundred four".