1122110123 has 2 divisors, whose sum is σ = 1122110124. Its totient is φ = 1122110122.

The previous prime is 1122110111. The next prime is 1122110141. The reversal of 1122110123 is 3210112211.

It is a weak prime.

It is an emirp because it is prime and its reverse (3210112211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122110123 is a prime.

It is a super-2 number, since 2×1122110123² = 2518262256278150258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1122110098 and 1122110107.

It is not a weakly prime, because it can be changed into another prime (1122110153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561055061 + 561055062.

It is an arithmetic number, because the mean of its divisors is an integer number (561055062).

Almost surely, 2^1122110123 is an apocalyptic number.

1122110123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122110123 is an equidigital number, since it uses as much as digits as its factorization.

1122110123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1122110123 is about 33497.9122185249. The cubic root of 1122110123 is about 1039.1506017639.

Adding to 1122110123 its reverse (3210112211), we get a palindrome (4332222334).

The spelling of 1122110123 in words is "one billion, one hundred twenty-two million, one hundred ten thousand, one hundred twenty-three".