19113902102 has 8 divisors (see below), whose sum is σ = 28671983112. Its totient is φ = 9556574400.

The previous prime is 19113902099. The next prime is 19113902123. The reversal of 19113902102 is 20120931191.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119924 + ... + 229367.

It is an arithmetic number, because the mean of its divisors is an integer number (3583997889).

Almost surely, 2^19113902102 is an apocalyptic number.

19113902102 is a deficient number, since it is larger than the sum of its proper divisors (9558081010).

19113902102 is a wasteful number, since it uses less digits than its factorization.

19113902102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376654.

The product of its (nonzero) digits is 972, while the sum is 29.

The spelling of 19113902102 in words is "nineteen billion, one hundred thirteen million, nine hundred two thousand, one hundred two".