2220903073 has 2 divisors, whose sum is σ = 2220903074. Its totient is φ = 2220903072.

The previous prime is 2220903049. The next prime is 2220903101. The reversal of 2220903073 is 3703090222.

It is an a-pointer prime, because the next prime (2220903101) can be obtained adding 2220903073 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2107544464 + 113358609 = 45908^2 + 10647^2 .

It is a cyclic number.

It is not a de Polignac number, because 2220903073 - 2²⁵ = 2187348641 is a prime.

It is not a weakly prime, because it can be changed into another prime (2220901073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110451536 + 1110451537.

It is an arithmetic number, because the mean of its divisors is an integer number (1110451537).

Almost surely, 2^2220903073 is an apocalyptic number.

It is an amenable number.

2220903073 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220903073 is an equidigital number, since it uses as much as digits as its factorization.

2220903073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 2220903073 is about 47126.4583116533. The cubic root of 2220903073 is about 1304.6976145490.

Adding to 2220903073 its reverse (3703090222), we get a palindrome (5923993295).

The spelling of 2220903073 in words is "two billion, two hundred twenty million, nine hundred three thousand, seventy-three".