1222301203 has 2 divisors, whose sum is σ = 1222301204. Its totient is φ = 1222301202.

The previous prime is 1222301191. The next prime is 1222301237. The reversal of 1222301203 is 3021032221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222301203 is a prime.

It is not a weakly prime, because it can be changed into another prime (1222301803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611150601 + 611150602.

It is an arithmetic number, because the mean of its divisors is an integer number (611150602).

Almost surely, 2^1222301203 is an apocalyptic number.

1222301203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222301203 is an equidigital number, since it uses as much as digits as its factorization.

1222301203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1222301203 is about 34961.4244990103. The cubic root of 1222301203 is about 1069.2011398258.

Adding to 1222301203 its reverse (3021032221), we get a palindrome (4243333424).

The spelling of 1222301203 in words is "one billion, two hundred twenty-two million, three hundred one thousand, two hundred three".