220351016 has 8 divisors (see below), whose sum is σ = 413158170. Its totient is φ = 110175504.

The previous prime is 220351013. The next prime is 220351031. The reversal of 220351016 is 610153022.

It can be written as a sum of positive squares in only one way, i.e., 154902916 + 65448100 = 12446^2 + 8090^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (220351013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13771931 + ... + 13771946.

Almost surely, 2^220351016 is an apocalyptic number.

It is an amenable number.

220351016 is a deficient number, since it is larger than the sum of its proper divisors (192807154).

220351016 is a wasteful number, since it uses less digits than its factorization.

220351016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27543883 (or 27543879 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 220351016 is about 14844.2250050314. The cubic root of 220351016 is about 604.0019662816.

The spelling of 220351016 in words is "two hundred twenty million, three hundred fifty-one thousand, sixteen".