20112022122222 has 8 divisors (see below), whose sum is σ = 40224044244456. Its totient is φ = 6704007374072.

The previous prime is 20112022122217. The next prime is 20112022122233. The reversal of 20112022122222 is 22222122021102.

It is a sphenic number, since it is the product of 3 distinct primes.

20112022122222 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1676001843513 + ... + 1676001843524.

It is an arithmetic number, because the mean of its divisors is an integer number (5028005530557).

Almost surely, 2^{20112022122222} is an apocalyptic number.

20112022122222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20112022122222 is a wasteful number, since it uses less digits than its factorization.

20112022122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3352003687042.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 20112022122222 its reverse (22222122021102), we get a palindrome (42334144143324).

The spelling of 20112022122222 in words is "twenty trillion, one hundred twelve billion, twenty-two million, one hundred twenty-two thousand, two hundred twenty-two".