221013330329 has 24 divisors (see below), whose sum is σ = 259185969504. Its totient is φ = 187658556800.

The previous prime is 221013330283. The next prime is 221013330337. The reversal of 221013330329 is 923033310122.

It is not a de Polignac number, because 221013330329 - 2²⁰ = 221012281753 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (221013330229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140627 + ... + 679560.

It is an arithmetic number, because the mean of its divisors is an integer number (10799415396).

Almost surely, 2^221013330329 is an apocalyptic number.

It is an amenable number.

221013330329 is a deficient number, since it is larger than the sum of its proper divisors (38172639175).

221013330329 is a wasteful number, since it uses less digits than its factorization.

221013330329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820357 (or 820346 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 29.

The spelling of 221013330329 in words is "two hundred twenty-one billion, thirteen million, three hundred thirty thousand, three hundred twenty-nine".