1223001130123 has 2 divisors, whose sum is σ = 1223001130124. Its totient is φ = 1223001130122.

The previous prime is 1223001130019. The next prime is 1223001130139. The reversal of 1223001130123 is 3210311003221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1223001130123 - 2²⁵ = 1222967575691 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1223001130123.

It is not a weakly prime, because it can be changed into another prime (1223001130423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611500565061 + 611500565062.

It is an arithmetic number, because the mean of its divisors is an integer number (611500565062).

Almost surely, 2^{1223001130123} is an apocalyptic number.

1223001130123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223001130123 is an equidigital number, since it uses as much as digits as its factorization.

1223001130123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1223001130123 its reverse (3210311003221), we get a palindrome (4433312133344).

The spelling of 1223001130123 in words is "one trillion, two hundred twenty-three billion, one million, one hundred thirty thousand, one hundred twenty-three".