201010210101109 has 64 divisors (see below), whose sum is σ = 211051072641024. Its totient is φ = 191295165874176.

The previous prime is 201010210101101. The next prime is 201010210101299. The reversal of 201010210101109 is 901101012010102.

It is a cyclic number.

It is not a de Polignac number, because 201010210101109 - 2³ = 201010210101101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201010210101101) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 128277095644 + ... + 128277097210.

It is an arithmetic number, because the mean of its divisors is an integer number (3297673010016).

Almost surely, 2^{201010210101109} is an apocalyptic number.

It is an amenable number.

201010210101109 is a deficient number, since it is larger than the sum of its proper divisors (10040862539915).

201010210101109 is a wasteful number, since it uses less digits than its factorization.

201010210101109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3086.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 201010210101109 in words is "two hundred one trillion, ten billion, two hundred ten million, one hundred one thousand, one hundred nine".