220103045 has 4 divisors (see below), whose sum is σ = 264123660. Its totient is φ = 176082432.

The previous prime is 220103033. The next prime is 220103057. The reversal of 220103045 is 540301022.

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

It is an interprime number because it is at equal distance from previous prime (220103033) and next prime (220103057).

It can be written as a sum of positive squares in 2 ways, for example, as 22335076 + 197767969 = 4726^2 + 14063^2 .

It is a cyclic number.

It is not a de Polignac number, because 220103045 - 2⁸ = 220102789 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22010300 + ... + 22010309.

It is an arithmetic number, because the mean of its divisors is an integer number (66030915).

Almost surely, 2^220103045 is an apocalyptic number.

It is an amenable number.

220103045 is a deficient number, since it is larger than the sum of its proper divisors (44020615).

220103045 is an equidigital number, since it uses as much as digits as its factorization.

220103045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44020614.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 220103045 is about 14835.8702137758. The cubic root of 220103045 is about 603.7753109624.

Adding to 220103045 its reverse (540301022), we get a palindrome (760404067).

The spelling of 220103045 in words is "two hundred twenty million, one hundred three thousand, forty-five".