422124220012 has 48 divisors (see below), whose sum is σ = 813820170240. Its totient is φ = 189988545600.

The previous prime is 422124219997. The next prime is 422124220019. The reversal of 422124220012 is 210022421224.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (422124220019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2770087 + ... + 2918497.

It is an arithmetic number, because the mean of its divisors is an integer number (16954586880).

Almost surely, 2^422124220012 is an apocalyptic number.

It is an amenable number.

422124220012 is a deficient number, since it is larger than the sum of its proper divisors (391695950228).

422124220012 is a wasteful number, since it uses less digits than its factorization.

422124220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149062 (or 149060 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 422124220012 its reverse (210022421224), we get a palindrome (632146641236).

The spelling of 422124220012 in words is "four hundred twenty-two billion, one hundred twenty-four million, two hundred twenty thousand, twelve".