221434331003202 has 16 divisors (see below), whose sum is σ = 442985854076640. Its totient is φ = 73791911656032.

The previous prime is 221434331003201. The next prime is 221434331003213. The reversal of 221434331003202 is 202300133434122.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 221434331003202.

It is not an unprimeable number, because it can be changed into a prime (221434331003201) 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 7 ways as a sum of consecutive naturals, for example, 4882978363 + ... + 4883023710.

It is an arithmetic number, because the mean of its divisors is an integer number (27686615879790).

Almost surely, 2^{221434331003202} is an apocalyptic number.

221434331003202 is an abundant number, since it is smaller than the sum of its proper divisors (221551523073438).

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

221434331003202 is a wasteful number, since it uses less digits than its factorization.

221434331003202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9766005857.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 221434331003202 its reverse (202300133434122), we get a palindrome (423734464437324).

The spelling of 221434331003202 in words is "two hundred twenty-one trillion, four hundred thirty-four billion, three hundred thirty-one million, three thousand, two hundred two".