11011021011222 has 16 divisors (see below), whose sum is σ = 22180473981120. Its totient is φ = 3643935010632.

The previous prime is 11011021011203. The next prime is 11011021011223. The reversal of 11011021011222 is 22211012011011.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011021011223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6601330708 + ... + 6601332375.

It is an arithmetic number, because the mean of its divisors is an integer number (1386279623820).

Almost surely, 2^{11011021011222} is an apocalyptic number.

11011021011222 is an abundant number, since it is smaller than the sum of its proper divisors (11169452969898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11011021011222 is a wasteful number, since it uses less digits than its factorization.

11011021011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13202663227.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11011021011222 its reverse (22211012011011), we get a palindrome (33222033022233).

The spelling of 11011021011222 in words is "eleven trillion, eleven billion, twenty-one million, eleven thousand, two hundred twenty-two".