42222420043 has 4 divisors (see below), whose sum is σ = 43252235208. Its totient is φ = 41192604880.

The previous prime is 42222420013. The next prime is 42222420047. The reversal of 42222420043 is 34002422224.

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

It is not a de Polignac number, because 42222420043 - 2⁵ = 42222420011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42222420047) 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, 514907521 + ... + 514907602.

It is an arithmetic number, because the mean of its divisors is an integer number (10813058802).

Almost surely, 2^42222420043 is an apocalyptic number.

42222420043 is a deficient number, since it is larger than the sum of its proper divisors (1029815165).

42222420043 is a wasteful number, since it uses less digits than its factorization.

42222420043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029815164.

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 42222420043 its reverse (34002422224), we get a palindrome (76224842267).

The spelling of 42222420043 in words is "forty-two billion, two hundred twenty-two million, four hundred twenty thousand, forty-three".