1223201299 has 2 divisors, whose sum is σ = 1223201300. Its totient is φ = 1223201298.

The previous prime is 1223201297. The next prime is 1223201311. The reversal of 1223201299 is 9921023221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1223201299 - 2¹ = 1223201297 is a prime.

Together with 1223201297, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1223201299.

It is not a weakly prime, because it can be changed into another prime (1223201297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611600649 + 611600650.

It is an arithmetic number, because the mean of its divisors is an integer number (611600650).

Almost surely, 2^1223201299 is an apocalyptic number.

1223201299 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223201299 is an equidigital number, since it uses as much as digits as its factorization.

1223201299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 1223201299 is about 34974.2948320620. The cubic root of 1223201299 is about 1069.4635267432.

The spelling of 1223201299 in words is "one billion, two hundred twenty-three million, two hundred one thousand, two hundred ninety-nine".