11001202002009 has 12 divisors (see below), whose sum is σ = 16278201336852. Its totient is φ = 7155253334400.

The previous prime is 11001202002001. The next prime is 11001202002023. The reversal of 11001202002009 is 90020020210011.

It can be written as a sum of positive squares in 2 ways, for example, as 6105979376784 + 4895222625225 = 2471028^2 + 2212515^2 .

It is not a de Polignac number, because 11001202002009 - 2³ = 11001202002001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11001202001982 and 11001202002000.

It is not an unprimeable number, because it can be changed into a prime (11001202002001) 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 in 11 ways as a sum of consecutive naturals, for example, 14906777412 + ... + 14906778149.

It is an arithmetic number, because the mean of its divisors is an integer number (1356516778071).

Almost surely, 2^{11001202002009} is an apocalyptic number.

It is an amenable number.

11001202002009 is a deficient number, since it is larger than the sum of its proper divisors (5276999334843).

11001202002009 is a wasteful number, since it uses less digits than its factorization.

11001202002009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29813555608 (or 29813555605 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The spelling of 11001202002009 in words is "eleven trillion, one billion, two hundred two million, two thousand, nine".