420224100222 has 16 divisors (see below), whose sum is σ = 840538460160. Its totient is φ = 140059656792.

The previous prime is 420224100203. The next prime is 420224100269. The reversal of 420224100222 is 222001422024.

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, 3700222 + ... + 3812097.

It is an arithmetic number, because the mean of its divisors is an integer number (52533653760).

Almost surely, 2^420224100222 is an apocalyptic number.

420224100222 is an abundant number, since it is smaller than the sum of its proper divisors (420314359938).

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

420224100222 is a wasteful number, since it uses less digits than its factorization.

420224100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7521647.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 420224100222 its reverse (222001422024), we get a palindrome (642225522246).

The spelling of 420224100222 in words is "four hundred twenty billion, two hundred twenty-four million, one hundred thousand, two hundred twenty-two".