220404344112 has 160 divisors (see below), whose sum is σ = 653632450560. Its totient is φ = 71034762240.

The previous prime is 220404344059. The next prime is 220404344117. The reversal of 220404344112 is 211443404022.

220404344112 is a `hidden beast` number, since 2 + 204 + 0 + 4 + 3 + 441 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (220404344117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16371688 + ... + 16385144.

It is an arithmetic number, because the mean of its divisors is an integer number (4085202816).

Almost surely, 2^220404344112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220404344112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326816225280).

220404344112 is an abundant number, since it is smaller than the sum of its proper divisors (433228106448).

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

220404344112 is a wasteful number, since it uses less digits than its factorization.

220404344112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14728 (or 14716 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 220404344112 its reverse (211443404022), we get a palindrome (431847748134).

The spelling of 220404344112 in words is "two hundred twenty billion, four hundred four million, three hundred forty-four thousand, one hundred twelve".