220657701 has 16 divisors (see below), whose sum is σ = 321246720. Its totient is φ = 133611120.

The previous prime is 220657687. The next prime is 220657711. The reversal of 220657701 is 107756022.

220657701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220657701 - 2¹³ = 220649509 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220657711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45856 + ... + 50438.

It is an arithmetic number, because the mean of its divisors is an integer number (20077920).

Almost surely, 2^220657701 is an apocalyptic number.

It is an amenable number.

220657701 is a deficient number, since it is larger than the sum of its proper divisors (100589019).

220657701 is a wasteful number, since it uses less digits than its factorization.

220657701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6056.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 220657701 is about 14854.5515247011. The cubic root of 220657701 is about 604.2820534420.

The spelling of 220657701 in words is "two hundred twenty million, six hundred fifty-seven thousand, seven hundred one".