1110220101989 has 2 divisors, whose sum is σ = 1110220101990. Its totient is φ = 1110220101988.

The previous prime is 1110220101983. The next prime is 1110220102067. The reversal of 1110220101989 is 9891010220111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1100312885764 + 9907216225 = 1048958^2 + 99535^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110220101989 - 2⁴ = 1110220101973 is a prime.

It is a super-2 number, since 2×1110220101989² (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 (1110220101983) 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, 555110050994 + 555110050995.

It is an arithmetic number, because the mean of its divisors is an integer number (555110050995).

Almost surely, 2^{1110220101989} is an apocalyptic number.

It is an amenable number.

1110220101989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110220101989 is an equidigital number, since it uses as much as digits as its factorization.

1110220101989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 35.

The spelling of 1110220101989 in words is "one trillion, one hundred ten billion, two hundred twenty million, one hundred one thousand, nine hundred eighty-nine".