1130212123 has 2 divisors, whose sum is σ = 1130212124. Its totient is φ = 1130212122.

The previous prime is 1130212117. The next prime is 1130212133. The reversal of 1130212123 is 3212120311.

It is a weak prime.

It is an emirp because it is prime and its reverse (3212120311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1130212123 - 2²⁵ = 1096657691 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1130212097 and 1130212106.

It is not a weakly prime, because it can be changed into another prime (1130212103) 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, 565106061 + 565106062.

It is an arithmetic number, because the mean of its divisors is an integer number (565106062).

Almost surely, 2^1130212123 is an apocalyptic number.

1130212123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130212123 is an equidigital number, since it uses as much as digits as its factorization.

1130212123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1130212123 is about 33618.6276192232. The cubic root of 1130212123 is about 1041.6456082043.

Adding to 1130212123 its reverse (3212120311), we get a palindrome (4342332434).

The spelling of 1130212123 in words is "one billion, one hundred thirty million, two hundred twelve thousand, one hundred twenty-three".