21022200201211 has 8 divisors (see below), whose sum is σ = 22933862538048. Its totient is φ = 19110630069000.

The previous prime is 21022200201199. The next prime is 21022200201217. The reversal of 21022200201211 is 11210200222012.

It is a happy number.

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 21022200201211 - 2⁵ = 21022200201179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21022200201217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22574005 + ... + 23486806.

It is an arithmetic number, because the mean of its divisors is an integer number (2866732817256).

Almost surely, 2^{21022200201211} is an apocalyptic number.

21022200201211 is a deficient number, since it is larger than the sum of its proper divisors (1911662336837).

21022200201211 is a wasteful number, since it uses less digits than its factorization.

21022200201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46102313.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 21022200201211 its reverse (11210200222012), we get a palindrome (32232400423223).

The spelling of 21022200201211 in words is "twenty-one trillion, twenty-two billion, two hundred million, two hundred one thousand, two hundred eleven".