19100010920104 has 32 divisors (see below), whose sum is σ = 35823010335840. Its totient is φ = 9547208596800.

The previous prime is 19100010920093. The next prime is 19100010920129. The reversal of 19100010920104 is 40102901000191.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517162519 + ... + 517199449.

It is an arithmetic number, because the mean of its divisors is an integer number (1119469072995).

Almost surely, 2^{19100010920104} is an apocalyptic number.

It is an amenable number.

19100010920104 is a deficient number, since it is larger than the sum of its proper divisors (16722999415736).

19100010920104 is a wasteful number, since it uses less digits than its factorization.

19100010920104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54121 (or 54117 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 28.

Adding to 19100010920104 its reverse (40102901000191), we get a palindrome (59202911920295).

The spelling of 19100010920104 in words is "nineteen trillion, one hundred billion, ten million, nine hundred twenty thousand, one hundred four".