1000012220200 has 96 divisors (see below), whose sum is σ = 2682009144000. Its totient is φ = 339656970240.

The previous prime is 1000012220189. The next prime is 1000012220213. The reversal of 1000012220200 is 20222100001.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 3188025 + ... + 3487624.

It is an arithmetic number, because the mean of its divisors is an integer number (27937595250).

Almost surely, 2^{1000012220200} is an apocalyptic number.

1000012220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000012220200 is an abundant number, since it is smaller than the sum of its proper divisors (1681996923800).

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

1000012220200 is a wasteful number, since it uses less digits than its factorization.

1000012220200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6675779 (or 6675770 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 1000012220200 its reverse (20222100001), we get a palindrome (1020234320201).

The spelling of 1000012220200 in words is "one trillion, twelve million, two hundred twenty thousand, two hundred".