220443000401000 has 256 divisors, whose sum is σ = 585066500928000. Its totient is φ = 77069225779200.

The previous prime is 220443000400949. The next prime is 220443000401059. The reversal of 220443000401000 is 104000344022.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 463875512 + ... + 464350488.

It is an arithmetic number, because the mean of its divisors is an integer number (2285416019250).

Almost surely, 2^{220443000401000} is an apocalyptic number.

220443000401000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220443000401000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292533250464000).

220443000401000 is an abundant number, since it is smaller than the sum of its proper divisors (364623500527000).

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

220443000401000 is a wasteful number, since it uses less digits than its factorization.

220443000401000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476909 (or 476895 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 220443000401000 its reverse (104000344022), we get a palindrome (220547000745022).

The spelling of 220443000401000 in words is "two hundred twenty trillion, four hundred forty-three billion, four hundred one thousand".