1123123222110 has 16 divisors (see below), whose sum is σ = 2695495733136. Its totient is φ = 299499525888.

The previous prime is 1123123222103. The next prime is 1123123222121. The reversal of 1123123222110 is 112223213211.

It is a super-2 number, since 2×1123123222110² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18718720339 + ... + 18718720398.

It is an arithmetic number, because the mean of its divisors is an integer number (168468483321).

Almost surely, 2^{1123123222110} is an apocalyptic number.

1123123222110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123123222110 is an abundant number, since it is smaller than the sum of its proper divisors (1572372511026).

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

1123123222110 is a wasteful number, since it uses less digits than its factorization.

1123123222110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37437440747.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1123123222110 its reverse (112223213211), we get a palindrome (1235346435321).

The spelling of 1123123222110 in words is "one trillion, one hundred twenty-three billion, one hundred twenty-three million, two hundred twenty-two thousand, one hundred ten".