11012110999 has 4 divisors (see below), whose sum is σ = 11051023336. Its totient is φ = 10973198664.

The previous prime is 11012110979. The next prime is 11012111003. The reversal of 11012110999 is 99901121011.

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 11012110999 - 2⁷ = 11012110871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012110909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19455744 + ... + 19456309.

It is an arithmetic number, because the mean of its divisors is an integer number (2762755834).

Almost surely, 2^11012110999 is an apocalyptic number.

11012110999 is a deficient number, since it is larger than the sum of its proper divisors (38912337).

11012110999 is an equidigital number, since it uses as much as digits as its factorization.

11012110999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38912336.

The product of its (nonzero) digits is 1458, while the sum is 34.

The spelling of 11012110999 in words is "eleven billion, twelve million, one hundred ten thousand, nine hundred ninety-nine".