122313243021211 has 16 divisors (see below), whose sum is σ = 133487602237440. Its totient is φ = 111148055565120.

The previous prime is 122313243021173. The next prime is 122313243021257. The reversal of 122313243021211 is 112120342313221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 122313243021211 - 2⁹ = 122313243020699 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122313243021211.

It is not an unprimeable number, because it can be changed into a prime (122313243421211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 262335951 + ... + 262801783.

It is an arithmetic number, because the mean of its divisors is an integer number (8342975139840).

Almost surely, 2^{122313243021211} is an apocalyptic number.

122313243021211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122313243021211 is a deficient number, since it is larger than the sum of its proper divisors (11174359216229).

122313243021211 is a wasteful number, since it uses less digits than its factorization.

122313243021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475626.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 122313243021211 its reverse (112120342313221), we get a palindrome (234433585334432).

The spelling of 122313243021211 in words is "one hundred twenty-two trillion, three hundred thirteen billion, two hundred forty-three million, twenty-one thousand, two hundred eleven".