19112210000102 has 4 divisors (see below), whose sum is σ = 28668315000156. Its totient is φ = 9556105000050.

The previous prime is 19112210000041. The next prime is 19112210000131. The reversal of 19112210000102 is 20100001221191.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 4778052500024 + ... + 4778052500027.

It is an arithmetic number, because the mean of its divisors is an integer number (7167078750039).

Almost surely, 2^{19112210000102} is an apocalyptic number.

19112210000102 is a deficient number, since it is larger than the sum of its proper divisors (9556105000054).

19112210000102 is an equidigital number, since it uses as much as digits as its factorization.

19112210000102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9556105000053.

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 19112210000102 its reverse (20100001221191), we get a palindrome (39212211221293).

The spelling of 19112210000102 in words is "nineteen trillion, one hundred twelve billion, two hundred ten million, one hundred two", and thus it is an aban number.