1121112121219 has 2 divisors, whose sum is σ = 1121112121220. Its totient is φ = 1121112121218.

The previous prime is 1121112121201. The next prime is 1121112121249. The reversal of 1121112121219 is 9121212111211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121112121219 - 2¹³ = 1121112113027 is a prime.

It is a super-2 number, since 2×1121112121219² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121112121193 and 1121112121202.

It is not a weakly prime, because it can be changed into another prime (1121112121249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560556060609 + 560556060610.

It is an arithmetic number, because the mean of its divisors is an integer number (560556060610).

Almost surely, 2^{1121112121219} is an apocalyptic number.

1121112121219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121112121219 is an equidigital number, since it uses as much as digits as its factorization.

1121112121219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 25.

The spelling of 1121112121219 in words is "one trillion, one hundred twenty-one billion, one hundred twelve million, one hundred twenty-one thousand, two hundred nineteen".