10103221273 has 2 divisors, whose sum is σ = 10103221274. Its totient is φ = 10103221272.

The previous prime is 10103221267. The next prime is 10103221309. The reversal of 10103221273 is 37212230101.

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., 7363012864 + 2740208409 = 85808^2 + 52347^2 .

It is a cyclic number.

It is not a de Polignac number, because 10103221273 - 2⁹ = 10103220761 is a prime.

It is not a weakly prime, because it can be changed into another prime (10103231273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5051610636 + 5051610637.

It is an arithmetic number, because the mean of its divisors is an integer number (5051610637).

Almost surely, 2^10103221273 is an apocalyptic number.

It is an amenable number.

10103221273 is a deficient number, since it is larger than the sum of its proper divisors (1).

10103221273 is an equidigital number, since it uses as much as digits as its factorization.

10103221273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

Adding to 10103221273 its reverse (37212230101), we get a palindrome (47315451374).

The spelling of 10103221273 in words is "ten billion, one hundred three million, two hundred twenty-one thousand, two hundred seventy-three".