1601114221 has 8 divisors (see below), whose sum is σ = 1833065280. Its totient is φ = 1369968288.

The previous prime is 1601114219. The next prime is 1601114233. The reversal of 1601114221 is 1224111061.

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

It is a cyclic number.

It is not a de Polignac number, because 1601114221 - 2¹ = 1601114219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1601112221) 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, 197011 + ... + 204976.

It is an arithmetic number, because the mean of its divisors is an integer number (229133160).

Almost surely, 2^1601114221 is an apocalyptic number.

It is an amenable number.

1601114221 is a deficient number, since it is larger than the sum of its proper divisors (231951059).

1601114221 is an equidigital number, since it uses as much as digits as its factorization.

1601114221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402563.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 1601114221 is about 40013.9253385618. The cubic root of 1601114221 is about 1169.8785324504.

Adding to 1601114221 its reverse (1224111061), we get a palindrome (2825225282).

The spelling of 1601114221 in words is "one billion, six hundred one million, one hundred fourteen thousand, two hundred twenty-one".