2220815503 has 2 divisors, whose sum is σ = 2220815504. Its totient is φ = 2220815502.

The previous prime is 2220815497. The next prime is 2220815507. The reversal of 2220815503 is 3055180222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2220815503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2220815507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110407751 + 1110407752.

It is an arithmetic number, because the mean of its divisors is an integer number (1110407752).

Almost surely, 2^2220815503 is an apocalyptic number.

2220815503 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220815503 is an equidigital number, since it uses as much as digits as its factorization.

2220815503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 2220815503 is about 47125.5292065776. The cubic root of 2220815503 is about 1304.6804662887.

Adding to 2220815503 its reverse (3055180222), we get a palindrome (5275995725).

The spelling of 2220815503 in words is "two billion, two hundred twenty million, eight hundred fifteen thousand, five hundred three".