1121200099966 has 16 divisors (see below), whose sum is σ = 1687315776624. Its totient is φ = 558764434944.

The previous prime is 1121200099933. The next prime is 1121200100011. The reversal of 1121200099966 is 6699900021211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35550 + ... + 1497886.

It is an arithmetic number, because the mean of its divisors is an integer number (105457236039).

Almost surely, 2^{1121200099966} is an apocalyptic number.

1121200099966 is a deficient number, since it is larger than the sum of its proper divisors (566115676658).

1121200099966 is a wasteful number, since it uses less digits than its factorization.

1121200099966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1463595.

The product of its (nonzero) digits is 104976, while the sum is 46.

The spelling of 1121200099966 in words is "one trillion, one hundred twenty-one billion, two hundred million, ninety-nine thousand, nine hundred sixty-six".