1112021110309 has 2 divisors, whose sum is σ = 1112021110310. Its totient is φ = 1112021110308.

The previous prime is 1112021110271. The next prime is 1112021110337. The reversal of 1112021110309 is 9030111202111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1090249222500 + 21771887809 = 1044150^2 + 147553^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112021110309 - 2²⁷ = 1111886892581 is a prime.

It is a super-2 number, since 2×1112021110309² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1112021110309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112021710309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556010555154 + 556010555155.

It is an arithmetic number, because the mean of its divisors is an integer number (556010555155).

Almost surely, 2^{1112021110309} is an apocalyptic number.

It is an amenable number.

1112021110309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112021110309 is an equidigital number, since it uses as much as digits as its factorization.

1112021110309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 22.

The spelling of 1112021110309 in words is "one trillion, one hundred twelve billion, twenty-one million, one hundred ten thousand, three hundred nine".