10091000091010 has 64 divisors (see below), whose sum is σ = 18602332250112. Its totient is φ = 3940470084096.

The previous prime is 10091000090989. The next prime is 10091000091041. The reversal of 10091000091010 is 1019000019001.

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 31 ways as a sum of consecutive naturals, for example, 20291494 + ... + 20782846.

It is an arithmetic number, because the mean of its divisors is an integer number (290661441408).

Almost surely, 2^{10091000091010} is an apocalyptic number.

10091000091010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10091000091010 is a deficient number, since it is larger than the sum of its proper divisors (8511332159102).

10091000091010 is a wasteful number, since it uses less digits than its factorization.

10091000091010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491747.

The product of its (nonzero) digits is 81, while the sum is 22.

The spelling of 10091000091010 in words is "ten trillion, ninety-one billion, ninety-one thousand, ten".