1929100909102 has 16 divisors (see below), whose sum is σ = 2969693535600. Its totient is φ = 939503033280.

The previous prime is 1929100909081. The next prime is 1929100909147. The reversal of 1929100909102 is 2019090019291.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74979399 + ... + 75005122.

It is an arithmetic number, because the mean of its divisors is an integer number (185605845975).

Almost surely, 2^{1929100909102} is an apocalyptic number.

1929100909102 is a deficient number, since it is larger than the sum of its proper divisors (1040592626498).

1929100909102 is a wasteful number, since it uses less digits than its factorization.

1929100909102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149984691.

The product of its (nonzero) digits is 26244, while the sum is 43.

The spelling of 1929100909102 in words is "one trillion, nine hundred twenty-nine billion, one hundred million, nine hundred nine thousand, one hundred two".