1230200776919 has 2 divisors, whose sum is σ = 1230200776920. Its totient is φ = 1230200776918.

The previous prime is 1230200776829. The next prime is 1230200776951. The reversal of 1230200776919 is 9196770020321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1230200776919 is a prime.

It is a super-2 number, since 2×1230200776919² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1230200776219) 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, 615100388459 + 615100388460.

It is an arithmetic number, because the mean of its divisors is an integer number (615100388460).

Almost surely, 2^{1230200776919} is an apocalyptic number.

1230200776919 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230200776919 is an equidigital number, since it uses as much as digits as its factorization.

1230200776919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 285768, while the sum is 47.

The spelling of 1230200776919 in words is "one trillion, two hundred thirty billion, two hundred million, seven hundred seventy-six thousand, nine hundred nineteen".