1002221200201 has 32 divisors (see below), whose sum is σ = 1112602038912. Its totient is φ = 897039567360.

The previous prime is 1002221200163. The next prime is 1002221200207. The reversal of 1002221200201 is 1020021222001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1002221200201 - 2⁷ = 1002221200073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (1002221200207) 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 31 ways as a sum of consecutive naturals, for example, 171522186 + ... + 171528028.

It is an arithmetic number, because the mean of its divisors is an integer number (34768813716).

Almost surely, 2^{1002221200201} is an apocalyptic number.

It is an amenable number.

1002221200201 is a deficient number, since it is larger than the sum of its proper divisors (110380838711).

1002221200201 is a wasteful number, since it uses less digits than its factorization.

1002221200201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8953.

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

Adding to 1002221200201 its reverse (1020021222001), we get a palindrome (2022242422202).

The spelling of 1002221200201 in words is "one trillion, two billion, two hundred twenty-one million, two hundred thousand, two hundred one".