160221923 has 8 divisors (see below), whose sum is σ = 169757280. Its totient is φ = 150698880.

The previous prime is 160221917. The next prime is 160221931. The reversal of 160221923 is 329122061.

160221923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 160221923 - 2⁸ = 160221667 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 160221892 and 160221901.

It is not an unprimeable number, because it can be changed into a prime (160221023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50498 + ... + 53576.

It is an arithmetic number, because the mean of its divisors is an integer number (21219660).

Almost surely, 2^160221923 is an apocalyptic number.

160221923 is a deficient number, since it is larger than the sum of its proper divisors (9535357).

160221923 is a wasteful number, since it uses less digits than its factorization.

160221923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6157.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 160221923 is about 12657.8798777678. The cubic root of 160221923 is about 543.1344039047.

Adding to 160221923 its reverse (329122061), we get a palindrome (489343984).

The spelling of 160221923 in words is "one hundred sixty million, two hundred twenty-one thousand, nine hundred twenty-three".