11022212200221 has 24 divisors (see below), whose sum is σ = 16351463516544. Its totient is φ = 7149458325600.

The previous prime is 11022212200217. The next prime is 11022212200271. The reversal of 11022212200221 is 12200221222011.

It is a happy number.

11022212200221 is a `hidden beast` number, since 1 + 1 + 0 + 2 + 221 + 220 + 0 + 221 = 666.

11022212200221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11022212200221 - 2² = 11022212200217 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11022212200194 and 11022212200203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022212200271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40786696 + ... + 41056046.

It is an arithmetic number, because the mean of its divisors is an integer number (681310979856).

Almost surely, 2^{11022212200221} is an apocalyptic number.

It is an amenable number.

11022212200221 is a deficient number, since it is larger than the sum of its proper divisors (5329251316323).

11022212200221 is a wasteful number, since it uses less digits than its factorization.

11022212200221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392281 (or 392278 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11022212200221 its reverse (12200221222011), we get a palindrome (23222433422232).

The spelling of 11022212200221 in words is "eleven trillion, twenty-two billion, two hundred twelve million, two hundred thousand, two hundred twenty-one".