1112120102109 has 24 divisors (see below), whose sum is σ = 1552741112160. Its totient is φ = 707764209984.

The previous prime is 1112120102087. The next prime is 1112120102117. The reversal of 1112120102109 is 9012010212111.

It is not a de Polignac number, because 1112120102109 - 2¹⁵ = 1112120069341 is a prime.

It is a super-2 number, since 2×1112120102109² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112120112109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2336919 + ... + 2772260.

It is an arithmetic number, because the mean of its divisors is an integer number (64697546340).

Almost surely, 2^{1112120102109} is an apocalyptic number.

It is an amenable number.

1112120102109 is a deficient number, since it is larger than the sum of its proper divisors (440621010051).

1112120102109 is an equidigital number, since it uses as much as digits as its factorization.

1112120102109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5109309 (or 5109272 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 1112120102109 in words is "one trillion, one hundred twelve billion, one hundred twenty million, one hundred two thousand, one hundred nine".