221335045433000 has 64 divisors (see below), whose sum is σ = 517969797930000. Its totient is φ = 88526190547200.

The previous prime is 221335045432993. The next prime is 221335045433041. The reversal of 221335045433000 is 334540533122.

It can be written as a sum of positive squares in 8 ways, for example, as 19962541458916 + 201372503974084 = 4467946^2 + 14190578^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1538126 + ... + 21095874.

Almost surely, 2^{221335045433000} is an apocalyptic number.

221335045433000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221335045433000 is an abundant number, since it is smaller than the sum of its proper divisors (296634752497000).

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

221335045433000 is a wasteful number, since it uses less digits than its factorization.

221335045433000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19569087 (or 19569073 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 35.

Adding to 221335045433000 its reverse (334540533122), we get a palindrome (221669585966122).

The spelling of 221335045433000 in words is "two hundred twenty-one trillion, three hundred thirty-five billion, forty-five million, four hundred thirty-three thousand".