20144102011222 has 12 divisors (see below), whose sum is σ = 35149402489140. Its totient is φ = 8633186576196.

The previous prime is 20144102011097. The next prime is 20144102011273. The reversal of 20144102011222 is 22211020144102.

It is a junction number, because it is equal to n+sod(n) for n = 20144102011193 and 20144102011202.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 102776030572 + ... + 102776030767.

It is an arithmetic number, because the mean of its divisors is an integer number (2929116874095).

Almost surely, 2^{20144102011222} is an apocalyptic number.

20144102011222 is a deficient number, since it is larger than the sum of its proper divisors (15005300477918).

20144102011222 is a wasteful number, since it uses less digits than its factorization.

20144102011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205552061355 (or 205552061348 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 20144102011222 its reverse (22211020144102), we get a palindrome (42355122155324).

The spelling of 20144102011222 in words is "twenty trillion, one hundred forty-four billion, one hundred two million, eleven thousand, two hundred twenty-two".