11020212012009 has 8 divisors (see below), whose sum is σ = 14693655354400. Its totient is φ = 7346788338816.

The previous prime is 11020212011957. The next prime is 11020212012079. The reversal of 11020212012009 is 90021021202011.

11020212012009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11020212012009 - 2⁷ = 11020212011881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020212012079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3556159 + ... + 5889540.

It is an arithmetic number, because the mean of its divisors is an integer number (1836706919300).

Almost surely, 2^{11020212012009} is an apocalyptic number.

It is an amenable number.

11020212012009 is a deficient number, since it is larger than the sum of its proper divisors (3673443342391).

11020212012009 is an equidigital number, since it uses as much as digits as its factorization.

11020212012009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9834599.

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 11020212012009 in words is "eleven trillion, twenty billion, two hundred twelve million, twelve thousand, nine".