2221120110122 has 8 divisors (see below), whose sum is σ = 3334264870500. Its totient is φ = 1109698486624.

The previous prime is 2221120110103. The next prime is 2221120110127. The reversal of 2221120110122 is 2210110211222.

It can be written as a sum of positive squares in 2 ways, for example, as 2201517030001 + 19603080121 = 1483751^2 + 140011^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2221120110122.

It is not an unprimeable number, because it can be changed into a prime (2221120110127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 430780997 + ... + 430786152.

Almost surely, 2^{2221120110122} is an apocalyptic number.

2221120110122 is a deficient number, since it is larger than the sum of its proper divisors (1113144760378).

2221120110122 is a wasteful number, since it uses less digits than its factorization.

2221120110122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 861568440.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2221120110122 its reverse (2210110211222), we get a palindrome (4431230321344).

The spelling of 2221120110122 in words is "two trillion, two hundred twenty-one billion, one hundred twenty million, one hundred ten thousand, one hundred twenty-two".