22110112221122 has 4 divisors (see below), whose sum is σ = 33165168331686. Its totient is φ = 11055056110560.

The previous prime is 22110112221107. The next prime is 22110112221137. The reversal of 22110112221122 is 22112221101122.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (22110112221107) and next prime (22110112221137).

It can be written as a sum of positive squares in only one way, i.e., 22108719364081 + 1392857041 = 4701991^2 + 37321^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22110112221094 and 22110112221103.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5527528055279 + ... + 5527528055282.

Almost surely, 2^{22110112221122} is an apocalyptic number.

22110112221122 is a deficient number, since it is larger than the sum of its proper divisors (11055056110564).

22110112221122 is a wasteful number, since it uses less digits than its factorization.

22110112221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11055056110563.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 22110112221122 its reverse (22112221101122), we get a palindrome (44222333322244).

The spelling of 22110112221122 in words is "twenty-two trillion, one hundred ten billion, one hundred twelve million, two hundred twenty-one thousand, one hundred twenty-two".