11010222202221 has 24 divisors (see below), whose sum is σ = 17818344863904. Its totient is φ = 6492514318560.

The previous prime is 11010222202103. The next prime is 11010222202241. The reversal of 11010222202221 is 12220222201011.

It is a happy number.

11010222202221 is a `hidden beast` number, since 1 + 10 + 10 + 222 + 202 + 221 = 666.

It is not a de Polignac number, because 11010222202221 - 2¹⁸ = 11010221940077 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11010222202194 and 11010222202203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11010222202241) 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, 1502893171 + ... + 1502900496.

It is an arithmetic number, because the mean of its divisors is an integer number (742431035996).

Almost surely, 2^{11010222202221} is an apocalyptic number.

11010222202221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11010222202221 is a deficient number, since it is larger than the sum of its proper divisors (6808122661683).

11010222202221 is a wasteful number, since it uses less digits than its factorization.

11010222202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3005793721 (or 3005793718 counting only the distinct ones).

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

Adding to 11010222202221 its reverse (12220222201011), we get a palindrome (23230444403232).

The spelling of 11010222202221 in words is "eleven trillion, ten billion, two hundred twenty-two million, two hundred two thousand, two hundred twenty-one".