20110222200222 has 48 divisors (see below), whose sum is σ = 54323717116032. Its totient is φ = 5223434337360.

The previous prime is 20110222200217. The next prime is 20110222200259. The reversal of 20110222200222 is 22200222201102.

20110222200222 is a `hidden beast` number, since 20 + 1 + 1 + 0 + 222 + 200 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 20110222200195 and 20110222200204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7254768528 + ... + 7254771299.

It is an arithmetic number, because the mean of its divisors is an integer number (1131744106584).

Almost surely, 2^{20110222200222} is an apocalyptic number.

20110222200222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20110222200222 is an abundant number, since it is smaller than the sum of its proper divisors (34213494915810).

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

20110222200222 is a wasteful number, since it uses less digits than its factorization.

20110222200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14509539853 (or 14509539850 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 20110222200222 its reverse (22200222201102), we get a palindrome (42310444401324).

The spelling of 20110222200222 in words is "twenty trillion, one hundred ten billion, two hundred twenty-two million, two hundred thousand, two hundred twenty-two".