1202000112200 has 144 divisors (see below), whose sum is σ = 3005138635380. Its totient is φ = 446899115520.

The previous prime is 1202000112151. The next prime is 1202000112211. The reversal of 1202000112200 is 22110002021.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 506087114404 + 695912997796 = 711398^2 + 834214^2 .

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 3669542 + ... + 3983658.

Almost surely, 2^{1202000112200} is an apocalyptic number.

1202000112200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1202000112200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1502569317690).

1202000112200 is an abundant number, since it is smaller than the sum of its proper divisors (1803138523180).

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

1202000112200 is a wasteful number, since it uses less digits than its factorization.

1202000112200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314224 (or 314196 counting only the distinct ones).

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

Adding to 1202000112200 its reverse (22110002021), we get a palindrome (1224110114221).

The spelling of 1202000112200 in words is "one trillion, two hundred two billion, one hundred twelve thousand, two hundred".