42220244222 has 16 divisors (see below), whose sum is σ = 70401996672. Its totient is φ = 18857676960.

The previous prime is 42220244207. The next prime is 42220244267. The reversal of 42220244222 is 22244202224.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 42220244191 and 42220244200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26190413 + ... + 26192024.

It is an arithmetic number, because the mean of its divisors is an integer number (4400124792).

Almost surely, 2^42220244222 is an apocalyptic number.

42220244222 is a deficient number, since it is larger than the sum of its proper divisors (28181752450).

42220244222 is a wasteful number, since it uses less digits than its factorization.

42220244222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52382483.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 42220244222 its reverse (22244202224), we get a palindrome (64464446446).

The spelling of 42220244222 in words is "forty-two billion, two hundred twenty million, two hundred forty-four thousand, two hundred twenty-two".