220451083 has 4 divisors (see below), whose sum is σ = 222473680. Its totient is φ = 218428488.

The previous prime is 220451051. The next prime is 220451089. The reversal of 220451083 is 380154022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220451083 - 2⁵ = 220451051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220451089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011135 + ... + 1011352.

It is an arithmetic number, because the mean of its divisors is an integer number (55618420).

Almost surely, 2^220451083 is an apocalyptic number.

220451083 is a deficient number, since it is larger than the sum of its proper divisors (2022597).

220451083 is a wasteful number, since it uses less digits than its factorization.

220451083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022596.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 220451083 is about 14847.5951924882. The cubic root of 220451083 is about 604.0933833291.

The spelling of 220451083 in words is "two hundred twenty million, four hundred fifty-one thousand, eighty-three".