1001220442202 has 64 divisors (see below), whose sum is σ = 1595860890624. Its totient is φ = 470146068480.

The previous prime is 1001220442181. The next prime is 1001220442217. The reversal of 1001220442202 is 2022440221001.

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 31 ways as a sum of consecutive naturals, for example, 560279153 + ... + 560280939.

It is an arithmetic number, because the mean of its divisors is an integer number (24935326416).

Almost surely, 2^{1001220442202} is an apocalyptic number.

1001220442202 is a deficient number, since it is larger than the sum of its proper divisors (594640448422).

1001220442202 is a wasteful number, since it uses less digits than its factorization.

1001220442202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2723.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 1001220442202 its reverse (2022440221001), we get a palindrome (3023660663203).

The spelling of 1001220442202 in words is "one trillion, one billion, two hundred twenty million, four hundred forty-two thousand, two hundred two".