1222000011019 has 2 divisors, whose sum is σ = 1222000011020. Its totient is φ = 1222000011018.

The previous prime is 1222000010989. The next prime is 1222000011053. The reversal of 1222000011019 is 9101100002221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222000011019 is a prime.

It is a super-2 number, since 2×1222000011019² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1222000010987 and 1222000011005.

It is not a weakly prime, because it can be changed into another prime (1222000014019) 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, 611000005509 + 611000005510.

It is an arithmetic number, because the mean of its divisors is an integer number (611000005510).

Almost surely, 2^{1222000011019} is an apocalyptic number.

1222000011019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222000011019 is an equidigital number, since it uses as much as digits as its factorization.

1222000011019 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 19.

The spelling of 1222000011019 in words is "one trillion, two hundred twenty-two billion, eleven thousand, nineteen".