1200110302123 has 2 divisors, whose sum is σ = 1200110302124. Its totient is φ = 1200110302122.

The previous prime is 1200110302099. The next prime is 1200110302129. The reversal of 1200110302123 is 3212030110021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200110302123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1200110302097 and 1200110302106.

It is not a weakly prime, because it can be changed into another prime (1200110302129) by changing a digit.

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 as a sum of consecutive naturals, namely, 600055151061 + 600055151062.

It is an arithmetic number, because the mean of its divisors is an integer number (600055151062).

Almost surely, 2^{1200110302123} is an apocalyptic number.

1200110302123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200110302123 is an equidigital number, since it uses as much as digits as its factorization.

1200110302123 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.

Adding to 1200110302123 its reverse (3212030110021), we get a palindrome (4412140412144).

The spelling of 1200110302123 in words is "one trillion, two hundred billion, one hundred ten million, three hundred two thousand, one hundred twenty-three".