11120212220989 has 2 divisors, whose sum is σ = 11120212220990. Its totient is φ = 11120212220988.

The previous prime is 11120212220921. The next prime is 11120212221023. The reversal of 11120212220989 is 98902221202111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11074984968100 + 45227252889 = 3327910^2 + 212667^2 .

It is a cyclic number.

It is not a de Polignac number, because 11120212220989 - 2⁷ = 11120212220861 is a prime.

It is a super-3 number, since 3×11120212220989³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11120212020989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560106110494 + 5560106110495.

It is an arithmetic number, because the mean of its divisors is an integer number (5560106110495).

Almost surely, 2^{11120212220989} is an apocalyptic number.

It is an amenable number.

11120212220989 is a deficient number, since it is larger than the sum of its proper divisors (1).

11120212220989 is an equidigital number, since it uses as much as digits as its factorization.

11120212220989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 40.

The spelling of 11120212220989 in words is "eleven trillion, one hundred twenty billion, two hundred twelve million, two hundred twenty thousand, nine hundred eighty-nine".