20104012211222 has 16 divisors (see below), whose sum is σ = 30245487307200. Its totient is φ = 10022227260360.

The previous prime is 20104012211221. The next prime is 20104012211243. The reversal of 20104012211222 is 22211221040102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20104012211194 and 20104012211203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20104012211221) 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, 10126472 + ... + 11947947.

It is an arithmetic number, because the mean of its divisors is an integer number (1890342956700).

Almost surely, 2^{20104012211222} is an apocalyptic number.

20104012211222 is a deficient number, since it is larger than the sum of its proper divisors (10141475095978).

20104012211222 is a wasteful number, since it uses less digits than its factorization.

20104012211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22075771.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 20104012211222 its reverse (22211221040102), we get a palindrome (42315233251324).

The spelling of 20104012211222 in words is "twenty trillion, one hundred four billion, twelve million, two hundred eleven thousand, two hundred twenty-two".