11000099990 has 64 divisors (see below), whose sum is σ = 21821184000. Its totient is φ = 3959297280.

The previous prime is 11000099969. The next prime is 11000099993. The reversal of 11000099990 is 9999000011.

It is a happy number.

11000099990 is a modest number, since divided by 99990 gives 110 as remainder.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000099993) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6252731 + ... + 6254489.

It is an arithmetic number, because the mean of its divisors is an integer number (340956000).

Almost surely, 2^11000099990 is an apocalyptic number.

11000099990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11000099990 is a deficient number, since it is larger than the sum of its proper divisors (10821084010).

11000099990 is a wasteful number, since it uses less digits than its factorization.

11000099990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2325.

The product of its (nonzero) digits is 6561, while the sum is 38.

The spelling of 11000099990 in words is "eleven billion, ninety-nine thousand, nine hundred ninety".