42022003109 has 4 divisors (see below), whose sum is σ = 42023575404. Its totient is φ = 42020430816.

The previous prime is 42022003073. The next prime is 42022003151. The reversal of 42022003109 is 90130022024.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27950824225 + 14071178884 = 167185^2 + 118622^2 .

It is a cyclic number.

It is not a de Polignac number, because 42022003109 - 2²⁰ = 42020954533 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 (42022083109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 745352 + ... + 799745.

It is an arithmetic number, because the mean of its divisors is an integer number (10505893851).

Almost surely, 2^42022003109 is an apocalyptic number.

It is an amenable number.

42022003109 is a deficient number, since it is larger than the sum of its proper divisors (1572295).

42022003109 is a wasteful number, since it uses less digits than its factorization.

42022003109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1572294.

The product of its (nonzero) digits is 864, while the sum is 23.

The spelling of 42022003109 in words is "forty-two billion, twenty-two million, three thousand, one hundred nine".