42210423222 has 32 divisors (see below), whose sum is σ = 92156158080. Its totient is φ = 12782608320.

The previous prime is 42210423209. The next prime is 42210423247. The reversal of 42210423222 is 22232401224.

It is a super-2 number, since 2×42210423222² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42210423192 and 42210423201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109447 + ... + 310482.

It is an arithmetic number, because the mean of its divisors is an integer number (2879879940).

Almost surely, 2^42210423222 is an apocalyptic number.

42210423222 is an abundant number, since it is smaller than the sum of its proper divisors (49945734858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42210423222 is a wasteful number, since it uses less digits than its factorization.

42210423222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421468.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 42210423222 its reverse (22232401224), we get a palindrome (64442824446).

The spelling of 42210423222 in words is "forty-two billion, two hundred ten million, four hundred twenty-three thousand, two hundred twenty-two".