2221003012201 has 4 divisors (see below), whose sum is σ = 2337897907600. Its totient is φ = 2104108116804.

The previous prime is 2221003012199. The next prime is 2221003012237. The reversal of 2221003012201 is 1022103001222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2221003012201 - 2¹ = 2221003012199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2221003012801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58447447671 + ... + 58447447708.

It is an arithmetic number, because the mean of its divisors is an integer number (584474476900).

Almost surely, 2^{2221003012201} is an apocalyptic number.

It is an amenable number.

2221003012201 is a deficient number, since it is larger than the sum of its proper divisors (116894895399).

2221003012201 is a wasteful number, since it uses less digits than its factorization.

2221003012201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116894895398.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2221003012201 its reverse (1022103001222), we get a palindrome (3243106013423).

The spelling of 2221003012201 in words is "two trillion, two hundred twenty-one billion, three million, twelve thousand, two hundred one".