4021210122109 has 8 divisors (see below), whose sum is σ = 4026959936640. Its totient is φ = 4015460745216.

The previous prime is 4021210122107. The next prime is 4021210122157. The reversal of 4021210122109 is 9012210121204.

4021210122109 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 a cyclic number.

It is not a de Polignac number, because 4021210122109 - 2¹ = 4021210122107 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 (4021210122103) 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, 21247869 + ... + 21436285.

It is an arithmetic number, because the mean of its divisors is an integer number (503369992080).

Almost surely, 2^{4021210122109} is an apocalyptic number.

It is an amenable number.

4021210122109 is a deficient number, since it is larger than the sum of its proper divisors (5749814531).

4021210122109 is a wasteful number, since it uses less digits than its factorization.

4021210122109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218819.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 4021210122109 in words is "four trillion, twenty-one billion, two hundred ten million, one hundred twenty-two thousand, one hundred nine".