1019191010010 has 16 divisors (see below), whose sum is σ = 2446058424096. Its totient is φ = 271784269328.

The previous prime is 1019191010003. The next prime is 1019191010111. The reversal of 1019191010010 is 100101919101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16986516804 + ... + 16986516863.

It is an arithmetic number, because the mean of its divisors is an integer number (152878651506).

Almost surely, 2^{1019191010010} is an apocalyptic number.

1019191010010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1019191010010 is an abundant number, since it is smaller than the sum of its proper divisors (1426867414086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1019191010010 is a wasteful number, since it uses less digits than its factorization.

1019191010010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33973033677.

The product of its (nonzero) digits is 81, while the sum is 24.

Adding to 1019191010010 its reverse (100101919101), we get a palindrome (1119292929111).

The spelling of 1019191010010 in words is "one trillion, nineteen billion, one hundred ninety-one million, ten thousand, ten".