1000221202202 has 24 divisors (see below), whose sum is σ = 1593871367484. Its totient is φ = 470664778752.

The previous prime is 1000221202199. The next prime is 1000221202217. The reversal of 1000221202202 is 2022021220001.

1000221202202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 995686661281 + 4534540921 = 997841^2 + 67339^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12535778 + ... + 12615314.

Almost surely, 2^{1000221202202} is an apocalyptic number.

1000221202202 is a deficient number, since it is larger than the sum of its proper divisors (593650165282).

1000221202202 is a wasteful number, since it uses less digits than its factorization.

1000221202202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101330 (or 101313 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1000221202202 its reverse (2022021220001), we get a palindrome (3022242422203).

The spelling of 1000221202202 in words is "one trillion, two hundred twenty-one million, two hundred two thousand, two hundred two".