1012221200200 has 96 divisors (see below), whose sum is σ = 2806556261760. Its totient is φ = 331958246400.

The previous prime is 1012221200147. The next prime is 1012221200213. The reversal of 1012221200200 is 20021222101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15685521 + ... + 15749920.

It is an arithmetic number, because the mean of its divisors is an integer number (29234961060).

Almost surely, 2^{1012221200200} is an apocalyptic number.

1012221200200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012221200200 is an abundant number, since it is smaller than the sum of its proper divisors (1794335061560).

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

1012221200200 is a wasteful number, since it uses less digits than its factorization.

1012221200200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31435487 (or 31435478 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1012221200200 its reverse (20021222101), we get a palindrome (1032242422301).

The spelling of 1012221200200 in words is "one trillion, twelve billion, two hundred twenty-one million, two hundred thousand, two hundred".