1222313327 has 2 divisors, whose sum is σ = 1222313328. Its totient is φ = 1222313326.

The previous prime is 1222313299. The next prime is 1222313381. The reversal of 1222313327 is 7233132221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222313327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1222313296 and 1222313305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222315327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611156663 + 611156664.

It is an arithmetic number, because the mean of its divisors is an integer number (611156664).

Almost surely, 2^1222313327 is an apocalyptic number.

1222313327 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222313327 is an equidigital number, since it uses as much as digits as its factorization.

1222313327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 26.

The square root of 1222313327 is about 34961.5978896846. The cubic root of 1222313327 is about 1069.2046749479.

Adding to 1222313327 its reverse (7233132221), we get a palindrome (8455445548).

The spelling of 1222313327 in words is "one billion, two hundred twenty-two million, three hundred thirteen thousand, three hundred twenty-seven".