1010220073 has 2 divisors, whose sum is σ = 1010220074. Its totient is φ = 1010220072.

The previous prime is 1010220061. The next prime is 1010220109. The reversal of 1010220073 is 3700220101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 971132569 + 39087504 = 31163^2 + 6252^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010220073 - 2⁵ = 1010220041 is a prime.

It is not a weakly prime, because it can be changed into another prime (1010220023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505110036 + 505110037.

It is an arithmetic number, because the mean of its divisors is an integer number (505110037).

Almost surely, 2^1010220073 is an apocalyptic number.

It is an amenable number.

1010220073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010220073 is an equidigital number, since it uses as much as digits as its factorization.

1010220073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 1010220073 is about 31783.9593663219. The cubic root of 1010220073 is about 1003.3951509050.

Adding to 1010220073 its reverse (3700220101), we get a palindrome (4710440174).

The spelling of 1010220073 in words is "one billion, ten million, two hundred twenty thousand, seventy-three".