100009091010 has 32 divisors (see below), whose sum is σ = 247764460032. Its totient is φ = 25808797440.

The previous prime is 100009091009. The next prime is 100009091033. The reversal of 100009091010 is 10190900001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53767399 + ... + 53769258.

It is an arithmetic number, because the mean of its divisors is an integer number (7742639376).

Almost surely, 2^100009091010 is an apocalyptic number.

100009091010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100009091010 is an abundant number, since it is smaller than the sum of its proper divisors (147755369022).

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

100009091010 is a wasteful number, since it uses less digits than its factorization.

100009091010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107536698.

The product of its (nonzero) digits is 81, while the sum is 21.

Adding to 100009091010 its reverse (10190900001), we get a palindrome (110199991011).

The spelling of 100009091010 in words is "one hundred billion, nine million, ninety-one thousand, ten".