220401222443200 has 84 divisors (see below), whose sum is σ = 542327682177112. Its totient is φ = 88160013619200.

The previous prime is 220401222443167. The next prime is 220401222443203. The reversal of 220401222443200 is 2344222104022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (220401222443203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 573275035 + ... + 573659365.

Almost surely, 2^{220401222443200} is an apocalyptic number.

220401222443200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220401222443200 is an abundant number, since it is smaller than the sum of its proper divisors (321926459733912).

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

220401222443200 is a wasteful number, since it uses less digits than its factorization.

220401222443200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742770 (or 742755 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 220401222443200 its reverse (2344222104022), we get a palindrome (222745444547222).

The spelling of 220401222443200 in words is "two hundred twenty trillion, four hundred one billion, two hundred twenty-two million, four hundred forty-three thousand, two hundred".