2221210000201 has 4 divisors (see below), whose sum is σ = 2237189928400. Its totient is φ = 2205230072004.

The previous prime is 2221210000187. The next prime is 2221210000213. The reversal of 2221210000201 is 1020000121222.

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 2221210000201 - 2⁵ = 2221210000169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2221210000301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7989963891 + ... + 7989964168.

It is an arithmetic number, because the mean of its divisors is an integer number (559297482100).

Almost surely, 2^{2221210000201} is an apocalyptic number.

It is an amenable number.

2221210000201 is a deficient number, since it is larger than the sum of its proper divisors (15979928199).

2221210000201 is a wasteful number, since it uses less digits than its factorization.

2221210000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15979928198.

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

Adding to 2221210000201 its reverse (1020000121222), we get a palindrome (3241210121423).

The spelling of 2221210000201 in words is "two trillion, two hundred twenty-one billion, two hundred ten million, two hundred one", and thus it is an aban number.