1214111123 has 2 divisors, whose sum is σ = 1214111124. Its totient is φ = 1214111122.

The previous prime is 1214111111. The next prime is 1214111137. The reversal of 1214111123 is 3211114121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1214111123 - 2²⁸ = 945675667 is a prime.

It is a super-2 number, since 2×1214111123² = 2948131637984642258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1214111023) 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 as a sum of consecutive naturals, namely, 607055561 + 607055562.

It is an arithmetic number, because the mean of its divisors is an integer number (607055562).

Almost surely, 2^1214111123 is an apocalyptic number.

1214111123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214111123 is an equidigital number, since it uses as much as digits as its factorization.

1214111123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48, while the sum is 17.

The square root of 1214111123 is about 34844.0973910934. The cubic root of 1214111123 is about 1066.8077105267.

Adding to 1214111123 its reverse (3211114121), we get a palindrome (4425225244).

The spelling of 1214111123 in words is "one billion, two hundred fourteen million, one hundred eleven thousand, one hundred twenty-three".