11210200221 has 32 divisors (see below), whose sum is σ = 16420400640. Its totient is φ = 6746443200.

The previous prime is 11210200219. The next prime is 11210200229. The reversal of 11210200221 is 12200201211.

It is not a de Polignac number, because 11210200221 - 2¹ = 11210200219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11210200197 and 11210200206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11210200229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3542586 + ... + 3545748.

It is an arithmetic number, because the mean of its divisors is an integer number (513137520).

Almost surely, 2^11210200221 is an apocalyptic number.

11210200221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11210200221 is a deficient number, since it is larger than the sum of its proper divisors (5210200419).

11210200221 is a wasteful number, since it uses less digits than its factorization.

11210200221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3897.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11210200221 its reverse (12200201211), we get a palindrome (23410401432).

The spelling of 11210200221 in words is "eleven billion, two hundred ten million, two hundred thousand, two hundred twenty-one".