1211122214299 has 2 divisors, whose sum is σ = 1211122214300. Its totient is φ = 1211122214298.

The previous prime is 1211122214287. The next prime is 1211122214321. The reversal of 1211122214299 is 9924122211121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1211122214299 - 2⁷ = 1211122214171 is a prime.

It is a super-2 number, since 2×1211122214299² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1211122214899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605561107149 + 605561107150.

It is an arithmetic number, because the mean of its divisors is an integer number (605561107150).

Almost surely, 2^{1211122214299} is an apocalyptic number.

1211122214299 is a deficient number, since it is larger than the sum of its proper divisors (1).

1211122214299 is an equidigital number, since it uses as much as digits as its factorization.

1211122214299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 37.

The spelling of 1211122214299 in words is "one trillion, two hundred eleven billion, one hundred twenty-two million, two hundred fourteen thousand, two hundred ninety-nine".