1122122123 has 2 divisors, whose sum is σ = 1122122124. Its totient is φ = 1122122122.

The previous prime is 1122122117. The next prime is 1122122167. The reversal of 1122122123 is 3212212211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1122122123 - 2⁶ = 1122122059 is a prime.

It is not a weakly prime, because it can be changed into another prime (1122122173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561061061 + 561061062.

It is an arithmetic number, because the mean of its divisors is an integer number (561061062).

Almost surely, 2^1122122123 is an apocalyptic number.

1122122123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122122123 is an equidigital number, since it uses as much as digits as its factorization.

1122122123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96, while the sum is 17.

The square root of 1122122123 is about 33498.0913336865. The cubic root of 1122122123 is about 1039.1543060238.

Adding to 1122122123 its reverse (3212212211), we get a palindrome (4334334334).

The spelling of 1122122123 in words is "one billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred twenty-three".