1112020020109 has 16 divisors (see below), whose sum is σ = 1142231855040. Its totient is φ = 1082190169600.

The previous prime is 1112020020079. The next prime is 1112020020119. The reversal of 1112020020109 is 9010200202111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1112020020109 - 2⁹ = 1112020019597 is a prime.

It is a super-3 number, since 3×1112020020109³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112020020119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78431229 + ... + 78445405.

It is an arithmetic number, because the mean of its divisors is an integer number (71389490940).

Almost surely, 2^{1112020020109} is an apocalyptic number.

It is an amenable number.

1112020020109 is a deficient number, since it is larger than the sum of its proper divisors (30211834931).

1112020020109 is a wasteful number, since it uses less digits than its factorization.

1112020020109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27500.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 1112020020109 in words is "one trillion, one hundred twelve billion, twenty million, twenty thousand, one hundred nine".