42022022111 has 4 divisors (see below), whose sum is σ = 42038693424. Its totient is φ = 42005350800.

The previous prime is 42022022093. The next prime is 42022022113. The reversal of 42022022111 is 11122022024.

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

It is a cyclic number.

It is not a de Polignac number, because 42022022111 - 2¹⁰ = 42022021087 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42022022111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42022022113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8331875 + ... + 8336916.

It is an arithmetic number, because the mean of its divisors is an integer number (10509673356).

Almost surely, 2^42022022111 is an apocalyptic number.

42022022111 is a deficient number, since it is larger than the sum of its proper divisors (16671313).

42022022111 is a wasteful number, since it uses less digits than its factorization.

42022022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16671312.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 42022022111 its reverse (11122022024), we get a palindrome (53144044135).

The spelling of 42022022111 in words is "forty-two billion, twenty-two million, twenty-two thousand, one hundred eleven".