11001020210109 has 8 divisors (see below), whose sum is σ = 16297807718720. Its totient is φ = 7334013473388.

The previous prime is 11001020210101. The next prime is 11001020210119. The reversal of 11001020210109 is 90101202010011.

It is a happy number.

It is not a de Polignac number, because 11001020210109 - 2³ = 11001020210101 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11001020210091 and 11001020210100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001020210101) 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, 203722596457 + ... + 203722596510.

It is an arithmetic number, because the mean of its divisors is an integer number (2037225964840).

Almost surely, 2^{11001020210109} is an apocalyptic number.

It is an amenable number.

11001020210109 is a deficient number, since it is larger than the sum of its proper divisors (5296787508611).

11001020210109 is an equidigital number, since it uses as much as digits as its factorization.

11001020210109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407445192976 (or 407445192970 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

The spelling of 11001020210109 in words is "eleven trillion, one billion, twenty million, two hundred ten thousand, one hundred nine".