3928120102 has 8 divisors (see below), whose sum is σ = 5896366200. Its totient is φ = 1962664704.

The previous prime is 3928120057. The next prime is 3928120117. The reversal of 3928120102 is 2010218293.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 694152 + ... + 699787.

It is an arithmetic number, because the mean of its divisors is an integer number (737045775).

Almost surely, 2^3928120102 is an apocalyptic number.

3928120102 is a deficient number, since it is larger than the sum of its proper divisors (1968246098).

3928120102 is a wasteful number, since it uses less digits than its factorization.

3928120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395350.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 3928120102 is about 62674.7166088527. The cubic root of 3928120102 is about 1577.8350017006.

Adding to 3928120102 its reverse (2010218293), we get a palindrome (5938338395).

The spelling of 3928120102 in words is "three billion, nine hundred twenty-eight million, one hundred twenty thousand, one hundred two".