22222121120110 has 32 divisors (see below), whose sum is σ = 40577201284032. Its totient is φ = 8760627509760.

The previous prime is 22222121120099. The next prime is 22222121120131. The reversal of 22222121120110 is 1102112122222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3345057 + ... + 7458796.

It is an arithmetic number, because the mean of its divisors is an integer number (1268037540126).

Almost surely, 2^{22222121120110} is an apocalyptic number.

22222121120110 is a deficient number, since it is larger than the sum of its proper divisors (18355080163922).

22222121120110 is a wasteful number, since it uses less digits than its factorization.

22222121120110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10806828.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22222121120110 its reverse (1102112122222), we get a palindrome (23324233242332).

The spelling of 22222121120110 in words is "twenty-two trillion, two hundred twenty-two billion, one hundred twenty-one million, one hundred twenty thousand, one hundred ten".