122243232113 has 4 divisors (see below), whose sum is σ = 122918609268. Its totient is φ = 121567854960.

The previous prime is 122243232101. The next prime is 122243232119. The reversal of 122243232113 is 311232342221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12898599184 + 109344632929 = 113572^2 + 330673^2 .

It is a cyclic number.

It is not a de Polignac number, because 122243232113 - 2⁶ = 122243232049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (122243232119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337688306 + ... + 337688667.

It is an arithmetic number, because the mean of its divisors is an integer number (30729652317).

Almost surely, 2^122243232113 is an apocalyptic number.

It is an amenable number.

122243232113 is a deficient number, since it is larger than the sum of its proper divisors (675377155).

122243232113 is an equidigital number, since it uses as much as digits as its factorization.

122243232113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675377154.

The product of its digits is 3456, while the sum is 26.

Adding to 122243232113 its reverse (311232342221), we get a palindrome (433475574334).

The spelling of 122243232113 in words is "one hundred twenty-two billion, two hundred forty-three million, two hundred thirty-two thousand, one hundred thirteen".