11222011999 has 16 divisors (see below), whose sum is σ = 12684327840. Its totient is φ = 9834496000.

The previous prime is 11222011993. The next prime is 11222012003. The reversal of 11222011999 is 99911022211.

11222011999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11222011999 - 2³ = 11222011991 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 (11222011991) by changing a digit.

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, 177039 + ... + 231919.

It is an arithmetic number, because the mean of its divisors is an integer number (792770490).

Almost surely, 2^11222011999 is an apocalyptic number.

11222011999 is a deficient number, since it is larger than the sum of its proper divisors (1462315841).

11222011999 is a wasteful number, since it uses less digits than its factorization.

11222011999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55562.

The product of its (nonzero) digits is 5832, while the sum is 37.

The spelling of 11222011999 in words is "eleven billion, two hundred twenty-two million, eleven thousand, nine hundred ninety-nine".