221330102032 has 80 divisors (see below), whose sum is σ = 466507641600. Its totient is φ = 101119366656.

The previous prime is 221330102009. The next prime is 221330102083. The reversal of 221330102032 is 230201033122.

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, 8140653 + ... + 8167795.

It is an arithmetic number, because the mean of its divisors is an integer number (5831345520).

Almost surely, 2^221330102032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 221330102032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233253820800).

221330102032 is an abundant number, since it is smaller than the sum of its proper divisors (245177539568).

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

221330102032 is a wasteful number, since it uses less digits than its factorization.

221330102032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27560 (or 27554 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 221330102032 its reverse (230201033122), we get a palindrome (451531135154).

The spelling of 221330102032 in words is "two hundred twenty-one billion, three hundred thirty million, one hundred two thousand, thirty-two".