404222213112 has 64 divisors (see below), whose sum is σ = 1034321460480. Its totient is φ = 131573551872.

The previous prime is 404222213089. The next prime is 404222213117. The reversal of 404222213112 is 211312222404.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404222213117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4155253 + ... + 4251419.

It is an arithmetic number, because the mean of its divisors is an integer number (16161272820).

Almost surely, 2^404222213112 is an apocalyptic number.

It is an amenable number.

404222213112 is an abundant number, since it is smaller than the sum of its proper divisors (630099247368).

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

404222213112 is a wasteful number, since it uses less digits than its factorization.

404222213112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100292 (or 100288 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 404222213112 its reverse (211312222404), we get a palindrome (615534435516).

The spelling of 404222213112 in words is "four hundred four billion, two hundred twenty-two million, two hundred thirteen thousand, one hundred twelve".