220941361936 has 15 divisors (see below), whose sum is σ = 428077531623. Its totient is φ = 110469740880.

The previous prime is 220941361931. The next prime is 220941361967. The reversal of 220941361936 is 639163149022.

The square root of 220941361936 is 470044.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220941361931) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1821421 + ... + 1938931.

Almost surely, 2^220941361936 is an apocalyptic number.

220941361936 is the 470044-th square number.

It is an amenable number.

220941361936 is a deficient number, since it is larger than the sum of its proper divisors (207136169687).

220941361936 is an frugal number, since it uses more digits than its factorization.

220941361936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235030 (or 117513 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 46.

The spelling of 220941361936 in words is "two hundred twenty billion, nine hundred forty-one million, three hundred sixty-one thousand, nine hundred thirty-six".