1030311223 has 2 divisors, whose sum is σ = 1030311224. Its totient is φ = 1030311222.

The previous prime is 1030311211. The next prime is 1030311241. The reversal of 1030311223 is 3221130301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1030311223 - 2²¹ = 1028214071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1030311197 and 1030311206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1030312223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515155611 + 515155612.

It is an arithmetic number, because the mean of its divisors is an integer number (515155612).

Almost surely, 2^1030311223 is an apocalyptic number.

1030311223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030311223 is an equidigital number, since it uses as much as digits as its factorization.

1030311223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1030311223 is about 32098.4613805709. The cubic root of 1030311223 is about 1010.0033405111.

Adding to 1030311223 its reverse (3221130301), we get a palindrome (4251441524).

The spelling of 1030311223 in words is "one billion, thirty million, three hundred eleven thousand, two hundred twenty-three".