1222110123 has 8 divisors (see below), whose sum is σ = 1754824848. Its totient is φ = 752067744.

The previous prime is 1222110107. The next prime is 1222110163. The reversal of 1222110123 is 3210112221.

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

It is not a de Polignac number, because 1222110123 - 2⁴ = 1222110107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222110163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15668040 + ... + 15668117.

It is an arithmetic number, because the mean of its divisors is an integer number (219353106).

Almost surely, 2^1222110123 is an apocalyptic number.

1222110123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1222110123 is a deficient number, since it is larger than the sum of its proper divisors (532714725).

1222110123 is a wasteful number, since it uses less digits than its factorization.

1222110123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31336173.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1222110123 is about 34958.6916660221. The cubic root of 1222110123 is about 1069.1454215353.

Adding to 1222110123 its reverse (3210112221), we get a palindrome (4432222344).

The spelling of 1222110123 in words is "one billion, two hundred twenty-two million, one hundred ten thousand, one hundred twenty-three".