1302112223 has 2 divisors, whose sum is σ = 1302112224. Its totient is φ = 1302112222.

The previous prime is 1302112219. The next prime is 1302112249. The reversal of 1302112223 is 3222112031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1302112223 - 2² = 1302112219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1302112213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651056111 + 651056112.

It is an arithmetic number, because the mean of its divisors is an integer number (651056112).

Almost surely, 2^1302112223 is an apocalyptic number.

1302112223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1302112223 is an equidigital number, since it uses as much as digits as its factorization.

1302112223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1302112223 is about 36084.7921290950. The cubic root of 1302112223 is about 1091.9836568441.

Adding to 1302112223 its reverse (3222112031), we get a palindrome (4524224254).

The spelling of 1302112223 in words is "one billion, three hundred two million, one hundred twelve thousand, two hundred twenty-three".