52103220073 has 2 divisors, whose sum is σ = 52103220074. Its totient is φ = 52103220072.

The previous prime is 52103220061. The next prime is 52103220107. The reversal of 52103220073 is 37002230125.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42457426704 + 9645793369 = 206052^2 + 98213^2 .

It is a cyclic number.

It is not a de Polignac number, because 52103220073 - 2³³ = 43513285481 is a prime.

It is not a weakly prime, because it can be changed into another prime (52103224073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26051610036 + 26051610037.

It is an arithmetic number, because the mean of its divisors is an integer number (26051610037).

Almost surely, 2^52103220073 is an apocalyptic number.

It is an amenable number.

52103220073 is a deficient number, since it is larger than the sum of its proper divisors (1).

52103220073 is an equidigital number, since it uses as much as digits as its factorization.

52103220073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 25.

Adding to 52103220073 its reverse (37002230125), we get a palindrome (89105450198).

The spelling of 52103220073 in words is "fifty-two billion, one hundred three million, two hundred twenty thousand, seventy-three".