20122011110222 has 16 divisors (see below), whose sum is σ = 36523986553440. Its totient is φ = 8116441456128.

The previous prime is 20122011110221. The next prime is 20122011110237. The reversal of 20122011110222 is 22201111022102.

It is a super-2 number, since 2×20122011110222² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 20122011110222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122011110221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42273132347 + ... + 42273132822.

It is an arithmetic number, because the mean of its divisors is an integer number (2282749159590).

Almost surely, 2^{20122011110222} is an apocalyptic number.

20122011110222 is a deficient number, since it is larger than the sum of its proper divisors (16401975443218).

20122011110222 is a wasteful number, since it uses less digits than its factorization.

20122011110222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84546265195.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20122011110222 its reverse (22201111022102), we get a palindrome (42323122132324).

The spelling of 20122011110222 in words is "twenty trillion, one hundred twenty-two billion, eleven million, one hundred ten thousand, two hundred twenty-two".