1211320023299 has 2 divisors, whose sum is σ = 1211320023300. Its totient is φ = 1211320023298.

The previous prime is 1211320023293. The next prime is 1211320023383. The reversal of 1211320023299 is 9923200231121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1211320023299 is a prime.

It is not a weakly prime, because it can be changed into another prime (1211320023293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605660011649 + 605660011650.

It is an arithmetic number, because the mean of its divisors is an integer number (605660011650).

Almost surely, 2^{1211320023299} is an apocalyptic number.

1211320023299 is a deficient number, since it is larger than the sum of its proper divisors (1).

1211320023299 is an equidigital number, since it uses as much as digits as its factorization.

1211320023299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 1211320023299 in words is "one trillion, two hundred eleven billion, three hundred twenty million, twenty-three thousand, two hundred ninety-nine".