20111101110222 has 16 divisors (see below), whose sum is σ = 40240377666000. Its totient is φ = 6700671129152.

The previous prime is 20111101110209. The next prime is 20111101110227. The reversal of 20111101110222 is 22201110111102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20111101110227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 757295847 + ... + 757322402.

It is an arithmetic number, because the mean of its divisors is an integer number (2515023604125).

Almost surely, 2^{20111101110222} is an apocalyptic number.

20111101110222 is an abundant number, since it is smaller than the sum of its proper divisors (20129276555778).

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

20111101110222 is a wasteful number, since it uses less digits than its factorization.

20111101110222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514620467.

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

Adding to 20111101110222 its reverse (22201110111102), we get a palindrome (42312211221324).

The spelling of 20111101110222 in words is "twenty trillion, one hundred eleven billion, one hundred one million, one hundred ten thousand, two hundred twenty-two".