12022042109 has 64 divisors (see below), whose sum is σ = 16145989632. Its totient is φ = 8673350400.

The previous prime is 12022042093. The next prime is 12022042147. The reversal of 12022042109 is 90124022021.

It is not a de Polignac number, because 12022042109 - 2⁴ = 12022042093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022042189) 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, 17757479 + ... + 17758155.

It is an arithmetic number, because the mean of its divisors is an integer number (252281088).

Almost surely, 2^12022042109 is an apocalyptic number.

It is an amenable number.

12022042109 is a deficient number, since it is larger than the sum of its proper divisors (4123947523).

12022042109 is a wasteful number, since it uses less digits than its factorization.

12022042109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 12022042109 in words is "twelve billion, twenty-two million, forty-two thousand, one hundred nine".