2012030011109 has 2 divisors, whose sum is σ = 2012030011110. Its totient is φ = 2012030011108.

The previous prime is 2012030011097. The next prime is 2012030011181. The reversal of 2012030011109 is 9011100302102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2011206148900 + 823862209 = 1418170^2 + 28703^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2012030011109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012030013109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006015005554 + 1006015005555.

It is an arithmetic number, because the mean of its divisors is an integer number (1006015005555).

Almost surely, 2^{2012030011109} is an apocalyptic number.

It is an amenable number.

2012030011109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012030011109 is an equidigital number, since it uses as much as digits as its factorization.

2012030011109 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 20.

The spelling of 2012030011109 in words is "two trillion, twelve billion, thirty million, eleven thousand, one hundred nine".