20122002221109 has 16 divisors (see below), whose sum is σ = 28409253425280. Its totient is φ = 12624805186560.

The previous prime is 20122002221107. The next prime is 20122002221129. The reversal of 20122002221109 is 90112220022102.

It is not a de Polignac number, because 20122002221109 - 2¹ = 20122002221107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122002221107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11099812 + ... + 12784749.

It is an arithmetic number, because the mean of its divisors is an integer number (1775578339080).

Almost surely, 2^{20122002221109} is an apocalyptic number.

It is an amenable number.

20122002221109 is a deficient number, since it is larger than the sum of its proper divisors (8287251204171).

20122002221109 is a wasteful number, since it uses less digits than its factorization.

20122002221109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23901100.

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 20122002221109 in words is "twenty trillion, one hundred twenty-two billion, two million, two hundred twenty-one thousand, one hundred nine".