200221000012001 has 16 divisors (see below), whose sum is σ = 215819975884800. Its totient is φ = 185205332370960.

The previous prime is 200221000011943. The next prime is 200221000012039. The reversal of 200221000012001 is 100210000122002.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 200221000012001 - 2¹⁴ = 200220999995617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200221000012601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99365225 + ... + 101360198.

It is an arithmetic number, because the mean of its divisors is an integer number (13488748492800).

Almost surely, 2^{200221000012001} is an apocalyptic number.

It is an amenable number.

200221000012001 is a deficient number, since it is larger than the sum of its proper divisors (15598975872799).

200221000012001 is a wasteful number, since it uses less digits than its factorization.

200221000012001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200726876.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 200221000012001 its reverse (100210000122002), we get a palindrome (300431000134003).

The spelling of 200221000012001 in words is "two hundred trillion, two hundred twenty-one billion, twelve thousand, one".