11010101099 has 4 divisors (see below), whose sum is σ = 11107535736. Its totient is φ = 10912666464.

The previous prime is 11010101041. The next prime is 11010101101. The reversal of 11010101099 is 99010101011.

It is a happy number.

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 11010101099 - 2¹² = 11010097003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11010101899) 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, 48717149 + ... + 48717374.

It is an arithmetic number, because the mean of its divisors is an integer number (2776883934).

Almost surely, 2^11010101099 is an apocalyptic number.

11010101099 is a deficient number, since it is larger than the sum of its proper divisors (97434637).

11010101099 is an equidigital number, since it uses as much as digits as its factorization.

11010101099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97434636.

The product of its (nonzero) digits is 81, while the sum is 23.

The spelling of 11010101099 in words is "eleven billion, ten million, one hundred one thousand, ninety-nine".