11200209992 has 8 divisors (see below), whose sum is σ = 21000393750. Its totient is φ = 5600104992.

The previous prime is 11200209991. The next prime is 11200210037. The reversal of 11200209992 is 29990200211.

It can be written as a sum of positive squares in only one way, i.e., 10410937156 + 789272836 = 102034^2 + 28094^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (11200209991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700013117 + ... + 700013132.

Almost surely, 2^11200209992 is an apocalyptic number.

It is an amenable number.

11200209992 is a deficient number, since it is larger than the sum of its proper divisors (9800183758).

11200209992 is a wasteful number, since it uses less digits than its factorization.

11200209992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400026255 (or 1400026251 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 35.

The spelling of 11200209992 in words is "eleven billion, two hundred million, two hundred nine thousand, nine hundred ninety-two".