1099010011 has 4 divisors (see below), whose sum is σ = 1198920024. Its totient is φ = 999100000.

The previous prime is 1099010009. The next prime is 1099010021. The reversal of 1099010011 is 1100109901.

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

It is a cyclic number.

It is not a de Polignac number, because 1099010011 - 2¹ = 1099010009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1099010021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49954990 + ... + 49955011.

It is an arithmetic number, because the mean of its divisors is an integer number (299730006).

Almost surely, 2^1099010011 is an apocalyptic number.

1099010011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1099010011 is a deficient number, since it is larger than the sum of its proper divisors (99910013).

1099010011 is an equidigital number, since it uses as much as digits as its factorization.

1099010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99910012.

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

The square root of 1099010011 is about 33151.3198983087. The cubic root of 1099010011 is about 1031.9703419130.

Adding to 1099010011 its reverse (1100109901), we get a palindrome (2199119912).

The spelling of 1099010011 in words is "one billion, ninety-nine million, ten thousand, eleven".