10002221111200 has 36 divisors (see below), whose sum is σ = 24417922289670. Its totient is φ = 4000888444160.

The previous prime is 10002221111153. The next prime is 10002221111203. The reversal of 10002221111200 is 211112220001.

It can be written as a sum of positive squares in 3 ways, for example, as 5683322496784 + 4318898614416 = 2383972^2 + 2078196^2 .

It is not an unprimeable number, because it can be changed into a prime (10002221111203) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 6251387395 + ... + 6251388994.

Almost surely, 2^{10002221111200} is an apocalyptic number.

10002221111200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10002221111200 is an abundant number, since it is smaller than the sum of its proper divisors (14415701178470).

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

10002221111200 is a wasteful number, since it uses less digits than its factorization.

10002221111200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12502776409 (or 12502776396 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10002221111200 its reverse (211112220001), we get a palindrome (10213333331201).

The spelling of 10002221111200 in words is "ten trillion, two billion, two hundred twenty-one million, one hundred eleven thousand, two hundred".