1121220000200 has 24 divisors (see below), whose sum is σ = 2606836500930. Its totient is φ = 448488000000.

The previous prime is 1121220000191. The next prime is 1121220000209. The reversal of 1121220000200 is 20000221211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1121220000191) and next prime (1121220000209).

It can be written as a sum of positive squares in 3 ways, for example, as 1052803227844 + 68416772356 = 1026062^2 + 261566^2 .

It is not an unprimeable number, because it can be changed into a prime (1121220000209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2803049801 + ... + 2803050200.

Almost surely, 2^{1121220000200} is an apocalyptic number.

1121220000200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121220000200 is an abundant number, since it is smaller than the sum of its proper divisors (1485616500730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121220000200 is a wasteful number, since it uses less digits than its factorization.

1121220000200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5606100017 (or 5606100008 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1121220000200 its reverse (20000221211), we get a palindrome (1141220221411).

The spelling of 1121220000200 in words is "one trillion, one hundred twenty-one billion, two hundred twenty million, two hundred", and thus it is an aban number.