1002201220201 has 8 divisors (see below), whose sum is σ = 1067288075784. Its totient is φ = 937795902720.

The previous prime is 1002201220187. The next prime is 1002201220213. The reversal of 1002201220201 is 1020221022001.

It is a happy number.

1002201220201 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 4 ways, for example, as 491120640000 + 511080580201 = 700800^2 + 714899^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1002201220201 - 2⁷ = 1002201220073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002201290201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170381490 + ... + 170387371.

It is an arithmetic number, because the mean of its divisors is an integer number (133411009473).

Almost surely, 2^{1002201220201} is an apocalyptic number.

It is an amenable number.

1002201220201 is a deficient number, since it is larger than the sum of its proper divisors (65086855583).

1002201220201 is a wasteful number, since it uses less digits than its factorization.

1002201220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340769051.

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

Adding to 1002201220201 its reverse (1020221022001), we get a palindrome (2022422242202).

The spelling of 1002201220201 in words is "one trillion, two billion, two hundred one million, two hundred twenty thousand, two hundred one".