11011012201209 has 8 divisors (see below), whose sum is σ = 15078142834240. Its totient is φ = 7142278184496.

The previous prime is 11011012201171. The next prime is 11011012201219. The reversal of 11011012201209 is 90210221011011.

11011012201209 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 11011012201209 - 2¹² = 11011012197113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11011012201219) 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, 49599153949 + ... + 49599154170.

It is an arithmetic number, because the mean of its divisors is an integer number (1884767854280).

Almost surely, 2^{11011012201209} is an apocalyptic number.

It is an amenable number.

11011012201209 is a deficient number, since it is larger than the sum of its proper divisors (4067130633031).

11011012201209 is an equidigital number, since it uses as much as digits as its factorization.

11011012201209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99198308159.

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

The spelling of 11011012201209 in words is "eleven trillion, eleven billion, twelve million, two hundred one thousand, two hundred nine".