221330524002 has 16 divisors (see below), whose sum is σ = 505898340672. Its totient is φ = 63237292560.

The previous prime is 221330524001. The next prime is 221330524039. The reversal of 221330524002 is 200425033122.

It is not an unprimeable number, because it can be changed into a prime (221330524001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2634887149 + ... + 2634887232.

It is an arithmetic number, because the mean of its divisors is an integer number (31618646292).

Almost surely, 2^221330524002 is an apocalyptic number.

221330524002 is an abundant number, since it is smaller than the sum of its proper divisors (284567816670).

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

221330524002 is a wasteful number, since it uses less digits than its factorization.

221330524002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5269774393.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 221330524002 its reverse (200425033122), we get a palindrome (421755557124).

The spelling of 221330524002 in words is "two hundred twenty-one billion, three hundred thirty million, five hundred twenty-four thousand, two".